215417280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 224

約数和(自身を含む): 756318528

約数和(自身を除く): 540901248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 41, 48, 52, 60, 64, 65, 78, 80, 82, 96, 104, 120, 123, 130, 156, 160, 164, 192, 195, 205, 208, 240, 246, 260, 312, 320, 328, 390, 410, 416, 421, 480, 492, 520, 533, 615, 624, 656, 780, 820, 832, 842, 960, 984, 1040, 1066, 1230, 1248, 1263, 1312, 1560, 1599, 1640, 1684, 1968, 2080, 2105, 2132, 2460, 2496, 2526, 2624, 2665, 3120, 3198, 3280, 3368, 3936, 4160, 4210, 4264, 4920, 5052, 5330, 5473, 6240, 6315, 6396, 6560, 6736, 7872, 7995, 8420, 8528, 9840, 10104, 10660, 10946, 12480, 12630, 12792, 13120, 13472, 15990, 16419, 16840, 17056, 17261, 19680, 20208, 21320, 21892, 25260, 25584, 26944, 27365, 31980, 32838, 33680, 34112, 34522, 39360, 40416, 42640, 43784, 50520, 51168, 51783, 54730, 63960, 65676, 67360, 69044, 80832, 82095, 85280, 86305, 87568, 101040, 102336, 103566, 109460, 127920, 131352, 134720, 138088, 164190, 170560, 172610, 175136, 202080, 207132, 218920, 224393, 255840, 258915, 262704, 276176, 328380, 345220, 350272, 404160, 414264, 437840, 448786, 511680, 517830, 525408, 552352, 656760, 673179, 690440, 828528, 875680, 897572, 1035660, 1050816, 1104704, 1121965, 1313520, 1346358, 1380880, 1657056, 1751360, 1795144, 2071320, 2243930, 2627040, 2692716, 2761760, 3314112, 3365895, 3590288, 4142640, 4487860, 5254080, 5385432, 5523520, 6731790, 7180576, 8285280, 8975720, 10770864, 13463580, 14361152, 16570560, 17951440, 21541728, 26927160, 35902880, 43083456, 53854320, 71805760, 107708640, 215417280]

約数ペア:

[(1, 215417280), (2, 107708640), (3, 71805760), (4, 53854320), (5, 43083456), (6, 35902880), (8, 26927160), (10, 21541728), (12, 17951440), (13, 16570560), (15, 14361152), (16, 13463580), (20, 10770864), (24, 8975720), (26, 8285280), (30, 7180576), (32, 6731790), (39, 5523520), (40, 5385432), (41, 5254080), (48, 4487860), (52, 4142640), (60, 3590288), (64, 3365895), (65, 3314112), (78, 2761760), (80, 2692716), (82, 2627040), (96, 2243930), (104, 2071320), (120, 1795144), (123, 1751360), (130, 1657056), (156, 1380880), (160, 1346358), (164, 1313520), (192, 1121965), (195, 1104704), (205, 1050816), (208, 1035660), (240, 897572), (246, 875680), (260, 828528), (312, 690440), (320, 673179), (328, 656760), (390, 552352), (410, 525408), (416, 517830), (421, 511680), (480, 448786), (492, 437840), (520, 414264), (533, 404160), (615, 350272), (624, 345220), (656, 328380), (780, 276176), (820, 262704), (832, 258915), (842, 255840), (960, 224393), (984, 218920), (1040, 207132), (1066, 202080), (1230, 175136), (1248, 172610), (1263, 170560), (1312, 164190), (1560, 138088), (1599, 134720), (1640, 131352), (1684, 127920), (1968, 109460), (2080, 103566), (2105, 102336), (2132, 101040), (2460, 87568), (2496, 86305), (2526, 85280), (2624, 82095), (2665, 80832), (3120, 69044), (3198, 67360), (3280, 65676), (3368, 63960), (3936, 54730), (4160, 51783), (4210, 51168), (4264, 50520), (4920, 43784), (5052, 42640), (5330, 40416), (5473, 39360), (6240, 34522), (6315, 34112), (6396, 33680), (6560, 32838), (6736, 31980), (7872, 27365), (7995, 26944), (8420, 25584), (8528, 25260), (9840, 21892), (10104, 21320), (10660, 20208), (10946, 19680), (12480, 17261), (12630, 17056), (12792, 16840), (13120, 16419), (13472, 15990)]