31391309880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31859}}^1$

素因数の和:31923

約数の個数: 384

約数和(自身を含む): 128826547200

約数和(自身を除く): 97435237320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 23, 24, 28, 30, 34, 35, 36, 40, 42, 45, 46, 51, 56, 60, 63, 68, 69, 70, 72, 84, 85, 90, 92, 102, 105, 115, 119, 120, 126, 136, 138, 140, 153, 161, 168, 170, 180, 184, 204, 207, 210, 230, 238, 252, 255, 276, 280, 306, 315, 322, 340, 345, 357, 360, 391, 408, 414, 420, 460, 476, 483, 504, 510, 552, 595, 612, 630, 644, 680, 690, 714, 765, 782, 805, 828, 840, 920, 952, 966, 1020, 1035, 1071, 1173, 1190, 1224, 1260, 1288, 1380, 1428, 1449, 1530, 1564, 1610, 1656, 1785, 1932, 1955, 2040, 2070, 2142, 2346, 2380, 2415, 2520, 2737, 2760, 2856, 2898, 3060, 3128, 3220, 3519, 3570, 3864, 3910, 4140, 4284, 4692, 4760, 4830, 5355, 5474, 5796, 5865, 6120, 6440, 7038, 7140, 7245, 7820, 8211, 8280, 8568, 9384, 9660, 10710, 10948, 11592, 11730, 13685, 14076, 14280, 14490, 15640, 16422, 17595, 19320, 21420, 21896, 23460, 24633, 27370, 28152, 28980, 31859, 32844, 35190, 41055, 42840, 46920, 49266, 54740, 57960, 63718, 65688, 70380, 82110, 95577, 98532, 109480, 123165, 127436, 140760, 159295, 164220, 191154, 197064, 223013, 246330, 254872, 286731, 318590, 328440, 382308, 446026, 477885, 492660, 541603, 573462, 637180, 669039, 732757, 764616, 892052, 955770, 985320, 1083206, 1115065, 1146924, 1274360, 1338078, 1433655, 1465514, 1624809, 1784104, 1911540, 2007117, 2166412, 2198271, 2230130, 2293848, 2676156, 2708015, 2867310, 2931028, 3249618, 3345195, 3663785, 3791221, 3823080, 4014234, 4332824, 4396542, 4460260, 4874427, 5129299, 5352312, 5416030, 5734620, 5862056, 6499236, 6594813, 6690390, 7327570, 7582442, 8028468, 8124045, 8793084, 8920520, 9748854, 10035585, 10258598, 10832060, 10991355, 11373663, 11469240, 12456869, 12998472, 13189626, 13380780, 14655140, 15164884, 15387897, 16056936, 16248090, 17586168, 18956105, 19497708, 20071170, 20517196, 21664120, 21982710, 22747326, 24372135, 24913738, 25646495, 26379252, 26761560, 29310280, 30329768, 30775794, 32496180, 32974065, 34120989, 37370607, 37912210, 38995416, 40142340, 41034392, 43965420, 45494652, 46163691, 48744270, 49827476, 51292990, 52758504, 56868315, 61551588, 62284345, 64992360, 65948130, 68241978, 74741214, 75824420, 76939485, 80284680, 87198083, 87930840, 90989304, 92327382, 97488540, 99654952, 102585980, 112111821, 113736630, 123103176, 124568690, 131896260, 136483956, 149482428, 151648840, 153878970, 170604945, 174396166, 184654764, 186853035, 194977080, 205171960, 224223642, 227473260, 230818455, 249137380, 261594249, 263792520, 272967912, 298964856, 307757940, 341209890, 348792332, 369309528, 373706070, 435990415, 448447284, 454946520, 461636910, 498274760, 523188498, 560559105, 615515880, 682419780, 697584664, 747412140, 784782747, 871980830, 896894568, 923273820, 1046376996, 1121118210, 1307971245, 1364839560, 1494824280, 1569565494, 1743961660, 1846547640, 2092753992, 2242236420, 2615942490, 3139130988, 3487923320, 3923913735, 4484472840, 5231884980, 6278261976, 7847827470, 10463769960, 15695654940, 31391309880]

約数ペア:

[(1, 31391309880), (2, 15695654940), (3, 10463769960), (4, 7847827470), (5, 6278261976), (6, 5231884980), (7, 4484472840), (8, 3923913735), (9, 3487923320), (10, 3139130988), (12, 2615942490), (14, 2242236420), (15, 2092753992), (17, 1846547640), (18, 1743961660), (20, 1569565494), (21, 1494824280), (23, 1364839560), (24, 1307971245), (28, 1121118210), (30, 1046376996), (34, 923273820), (35, 896894568), (36, 871980830), (40, 784782747), (42, 747412140), (45, 697584664), (46, 682419780), (51, 615515880), (56, 560559105), (60, 523188498), (63, 498274760), (68, 461636910), (69, 454946520), (70, 448447284), (72, 435990415), (84, 373706070), (85, 369309528), (90, 348792332), (92, 341209890), (102, 307757940), (105, 298964856), (115, 272967912), (119, 263792520), (120, 261594249), (126, 249137380), (136, 230818455), (138, 227473260), (140, 224223642), (153, 205171960), (161, 194977080), (168, 186853035), (170, 184654764), (180, 174396166), (184, 170604945), (204, 153878970), (207, 151648840), (210, 149482428), (230, 136483956), (238, 131896260), (252, 124568690), (255, 123103176), (276, 113736630), (280, 112111821), (306, 102585980), (315, 99654952), (322, 97488540), (340, 92327382), (345, 90989304), (357, 87930840), (360, 87198083), (391, 80284680), (408, 76939485), (414, 75824420), (420, 74741214), (460, 68241978), (476, 65948130), (483, 64992360), (504, 62284345), (510, 61551588), (552, 56868315), (595, 52758504), (612, 51292990), (630, 49827476), (644, 48744270), (680, 46163691), (690, 45494652), (714, 43965420), (765, 41034392), (782, 40142340), (805, 38995416), (828, 37912210), (840, 37370607), (920, 34120989), (952, 32974065), (966, 32496180), (1020, 30775794), (1035, 30329768), (1071, 29310280), (1173, 26761560), (1190, 26379252), (1224, 25646495), (1260, 24913738), (1288, 24372135), (1380, 22747326), (1428, 21982710), (1449, 21664120), (1530, 20517196), (1564, 20071170), (1610, 19497708), (1656, 18956105), (1785, 17586168), (1932, 16248090), (1955, 16056936), (2040, 15387897), (2070, 15164884), (2142, 14655140), (2346, 13380780), (2380, 13189626), (2415, 12998472), (2520, 12456869), (2737, 11469240), (2760, 11373663), (2856, 10991355), (2898, 10832060), (3060, 10258598), (3128, 10035585), (3220, 9748854), (3519, 8920520), (3570, 8793084), (3864, 8124045), (3910, 8028468), (4140, 7582442), (4284, 7327570), (4692, 6690390), (4760, 6594813), (4830, 6499236), (5355, 5862056), (5474, 5734620), (5796, 5416030), (5865, 5352312), (6120, 5129299), (6440, 4874427), (7038, 4460260), (7140, 4396542), (7245, 4332824), (7820, 4014234), (8211, 3823080), (8280, 3791221), (8568, 3663785), (9384, 3345195), (9660, 3249618), (10710, 2931028), (10948, 2867310), (11592, 2708015), (11730, 2676156), (13685, 2293848), (14076, 2230130), (14280, 2198271), (14490, 2166412), (15640, 2007117), (16422, 1911540), (17595, 1784104), (19320, 1624809), (21420, 1465514), (21896, 1433655), (23460, 1338078), (24633, 1274360), (27370, 1146924), (28152, 1115065), (28980, 1083206), (31859, 985320), (32844, 955770), (35190, 892052), (41055, 764616), (42840, 732757), (46920, 669039), (49266, 637180), (54740, 573462), (57960, 541603), (63718, 492660), (65688, 477885), (70380, 446026), (82110, 382308), (95577, 328440), (98532, 318590), (109480, 286731), (123165, 254872), (127436, 246330), (140760, 223013), (159295, 197064), (164220, 191154)]