254575680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:877

約数の個数: 224

約数和(自身を含む): 901964160

約数和(自身を除く): 647388480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 192, 204, 228, 240, 255, 272, 285, 304, 320, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 821, 912, 960, 969, 1020, 1088, 1140, 1216, 1292, 1360, 1520, 1615, 1632, 1642, 1824, 1938, 2040, 2280, 2463, 2584, 2720, 3040, 3230, 3264, 3284, 3648, 3876, 4080, 4105, 4560, 4845, 4926, 5168, 5440, 6080, 6460, 6568, 7752, 8160, 8210, 9120, 9690, 9852, 10336, 12315, 12920, 13136, 13957, 15504, 15599, 16320, 16420, 18240, 19380, 19704, 20672, 24630, 25840, 26272, 27914, 31008, 31198, 32840, 38760, 39408, 41871, 46797, 49260, 51680, 52544, 55828, 62016, 62396, 65680, 69785, 77520, 77995, 78816, 83742, 93594, 98520, 103360, 111656, 124792, 131360, 139570, 155040, 155990, 157632, 167484, 187188, 197040, 209355, 223312, 233985, 249584, 262720, 265183, 279140, 310080, 311980, 334968, 374376, 394080, 418710, 446624, 467970, 499168, 530366, 558280, 623960, 669936, 748752, 788160, 795549, 837420, 893248, 935940, 998336, 1060732, 1116560, 1247920, 1325915, 1339872, 1497504, 1591098, 1674840, 1871880, 2121464, 2233120, 2495840, 2651830, 2679744, 2995008, 3182196, 3349680, 3743760, 3977745, 4242928, 4466240, 4991680, 5303660, 6364392, 6699360, 7487520, 7955490, 8485856, 10607320, 12728784, 13398720, 14975040, 15910980, 16971712, 21214640, 25457568, 31821960, 42429280, 50915136, 63643920, 84858560, 127287840, 254575680]

約数ペア:

[(1, 254575680), (2, 127287840), (3, 84858560), (4, 63643920), (5, 50915136), (6, 42429280), (8, 31821960), (10, 25457568), (12, 21214640), (15, 16971712), (16, 15910980), (17, 14975040), (19, 13398720), (20, 12728784), (24, 10607320), (30, 8485856), (32, 7955490), (34, 7487520), (38, 6699360), (40, 6364392), (48, 5303660), (51, 4991680), (57, 4466240), (60, 4242928), (64, 3977745), (68, 3743760), (76, 3349680), (80, 3182196), (85, 2995008), (95, 2679744), (96, 2651830), (102, 2495840), (114, 2233120), (120, 2121464), (136, 1871880), (152, 1674840), (160, 1591098), (170, 1497504), (190, 1339872), (192, 1325915), (204, 1247920), (228, 1116560), (240, 1060732), (255, 998336), (272, 935940), (285, 893248), (304, 837420), (320, 795549), (323, 788160), (340, 748752), (380, 669936), (408, 623960), (456, 558280), (480, 530366), (510, 499168), (544, 467970), (570, 446624), (608, 418710), (646, 394080), (680, 374376), (760, 334968), (816, 311980), (821, 310080), (912, 279140), (960, 265183), (969, 262720), (1020, 249584), (1088, 233985), (1140, 223312), (1216, 209355), (1292, 197040), (1360, 187188), (1520, 167484), (1615, 157632), (1632, 155990), (1642, 155040), (1824, 139570), (1938, 131360), (2040, 124792), (2280, 111656), (2463, 103360), (2584, 98520), (2720, 93594), (3040, 83742), (3230, 78816), (3264, 77995), (3284, 77520), (3648, 69785), (3876, 65680), (4080, 62396), (4105, 62016), (4560, 55828), (4845, 52544), (4926, 51680), (5168, 49260), (5440, 46797), (6080, 41871), (6460, 39408), (6568, 38760), (7752, 32840), (8160, 31198), (8210, 31008), (9120, 27914), (9690, 26272), (9852, 25840), (10336, 24630), (12315, 20672), (12920, 19704), (13136, 19380), (13957, 18240), (15504, 16420), (15599, 16320)]