78718080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{5857}}^1$

素因数の和:5886

約数の個数: 128

約数和(自身を含む): 286807680

約数和(自身を除く): 208089600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 5857, 6720, 11714, 13440, 17571, 23428, 29285, 35142, 40999, 46856, 58570, 70284, 81998, 87855, 93712, 117140, 122997, 140568, 163996, 175710, 187424, 204995, 234280, 245994, 281136, 327992, 351420, 374848, 409990, 468560, 491988, 562272, 614985, 655984, 702840, 749696, 819980, 937120, 983976, 1124544, 1229970, 1311968, 1405680, 1639960, 1874240, 1967952, 2249088, 2459940, 2623936, 2811360, 3279920, 3748480, 3935904, 4919880, 5247872, 5622720, 6559840, 7871808, 9839760, 11245440, 13119680, 15743616, 19679520, 26239360, 39359040, 78718080]

約数ペア:

[(1, 78718080), (2, 39359040), (3, 26239360), (4, 19679520), (5, 15743616), (6, 13119680), (7, 11245440), (8, 9839760), (10, 7871808), (12, 6559840), (14, 5622720), (15, 5247872), (16, 4919880), (20, 3935904), (21, 3748480), (24, 3279920), (28, 2811360), (30, 2623936), (32, 2459940), (35, 2249088), (40, 1967952), (42, 1874240), (48, 1639960), (56, 1405680), (60, 1311968), (64, 1229970), (70, 1124544), (80, 983976), (84, 937120), (96, 819980), (105, 749696), (112, 702840), (120, 655984), (128, 614985), (140, 562272), (160, 491988), (168, 468560), (192, 409990), (210, 374848), (224, 351420), (240, 327992), (280, 281136), (320, 245994), (336, 234280), (384, 204995), (420, 187424), (448, 175710), (480, 163996), (560, 140568), (640, 122997), (672, 117140), (840, 93712), (896, 87855), (960, 81998), (1120, 70284), (1344, 58570), (1680, 46856), (1920, 40999), (2240, 35142), (2688, 29285), (3360, 23428), (4480, 17571), (5857, 13440), (6720, 11714)]