20415241080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{17519}}^1$

素因数の和:17635

約数の個数: 256

約数和(自身を含む): 74172672000

約数和(自身を除く): 53757430920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 83, 90, 104, 108, 117, 120, 130, 135, 156, 166, 180, 195, 216, 234, 249, 260, 270, 312, 332, 351, 360, 390, 415, 468, 498, 520, 540, 585, 664, 702, 747, 780, 830, 936, 996, 1079, 1080, 1170, 1245, 1404, 1494, 1560, 1660, 1755, 1992, 2158, 2241, 2340, 2490, 2808, 2988, 3237, 3320, 3510, 3735, 4316, 4482, 4680, 4980, 5395, 5976, 6474, 7020, 7470, 8632, 8964, 9711, 9960, 10790, 11205, 12948, 14040, 14940, 16185, 17519, 17928, 19422, 21580, 22410, 25896, 29133, 29880, 32370, 35038, 38844, 43160, 44820, 48555, 52557, 58266, 64740, 70076, 77688, 87595, 89640, 97110, 105114, 116532, 129480, 140152, 145665, 157671, 175190, 194220, 210228, 227747, 233064, 262785, 291330, 315342, 350380, 388440, 420456, 455494, 473013, 525570, 582660, 630684, 683241, 700760, 788355, 910988, 946026, 1051140, 1138735, 1165320, 1261368, 1366482, 1454077, 1576710, 1821976, 1892052, 2049723, 2102280, 2277470, 2365065, 2732964, 2908154, 3153420, 3416205, 3784104, 4099446, 4362231, 4554940, 4730130, 5465928, 5816308, 6149169, 6306840, 6832410, 7270385, 8198892, 8724462, 9109880, 9460260, 10248615, 11632616, 12298338, 13086693, 13664820, 14540770, 16397784, 17448924, 18903001, 18920520, 20497230, 21811155, 24596676, 26173386, 27329640, 29081540, 30745845, 34897848, 37806002, 39260079, 40994460, 43622310, 49193352, 52346772, 56709003, 58163080, 61491690, 65433465, 75612004, 78520158, 81988920, 87244620, 94515005, 104693544, 113418006, 122983380, 130866930, 151224008, 157040316, 170127009, 174489240, 189030010, 196300395, 226836012, 245966760, 261733860, 283545015, 314080632, 340254018, 378060020, 392600790, 453672024, 510381027, 523467720, 567090030, 680508036, 756120040, 785201580, 850635045, 1020762054, 1134180060, 1361016072, 1570403160, 1701270090, 2041524108, 2268360120, 2551905135, 3402540180, 4083048216, 5103810270, 6805080360, 10207620540, 20415241080]

約数ペア:

[(1, 20415241080), (2, 10207620540), (3, 6805080360), (4, 5103810270), (5, 4083048216), (6, 3402540180), (8, 2551905135), (9, 2268360120), (10, 2041524108), (12, 1701270090), (13, 1570403160), (15, 1361016072), (18, 1134180060), (20, 1020762054), (24, 850635045), (26, 785201580), (27, 756120040), (30, 680508036), (36, 567090030), (39, 523467720), (40, 510381027), (45, 453672024), (52, 392600790), (54, 378060020), (60, 340254018), (65, 314080632), (72, 283545015), (78, 261733860), (83, 245966760), (90, 226836012), (104, 196300395), (108, 189030010), (117, 174489240), (120, 170127009), (130, 157040316), (135, 151224008), (156, 130866930), (166, 122983380), (180, 113418006), (195, 104693544), (216, 94515005), (234, 87244620), (249, 81988920), (260, 78520158), (270, 75612004), (312, 65433465), (332, 61491690), (351, 58163080), (360, 56709003), (390, 52346772), (415, 49193352), (468, 43622310), (498, 40994460), (520, 39260079), (540, 37806002), (585, 34897848), (664, 30745845), (702, 29081540), (747, 27329640), (780, 26173386), (830, 24596676), (936, 21811155), (996, 20497230), (1079, 18920520), (1080, 18903001), (1170, 17448924), (1245, 16397784), (1404, 14540770), (1494, 13664820), (1560, 13086693), (1660, 12298338), (1755, 11632616), (1992, 10248615), (2158, 9460260), (2241, 9109880), (2340, 8724462), (2490, 8198892), (2808, 7270385), (2988, 6832410), (3237, 6306840), (3320, 6149169), (3510, 5816308), (3735, 5465928), (4316, 4730130), (4482, 4554940), (4680, 4362231), (4980, 4099446), (5395, 3784104), (5976, 3416205), (6474, 3153420), (7020, 2908154), (7470, 2732964), (8632, 2365065), (8964, 2277470), (9711, 2102280), (9960, 2049723), (10790, 1892052), (11205, 1821976), (12948, 1576710), (14040, 1454077), (14940, 1366482), (16185, 1261368), (17519, 1165320), (17928, 1138735), (19422, 1051140), (21580, 946026), (22410, 910988), (25896, 788355), (29133, 700760), (29880, 683241), (32370, 630684), (35038, 582660), (38844, 525570), (43160, 473013), (44820, 455494), (48555, 420456), (52557, 388440), (58266, 350380), (64740, 315342), (70076, 291330), (77688, 262785), (87595, 233064), (89640, 227747), (97110, 210228), (105114, 194220), (116532, 175190), (129480, 157671), (140152, 145665)]