71791440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:457

約数の個数: 160

約数和(自身を含む): 256935936

約数和(自身を除く): 185144496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 151, 168, 210, 240, 280, 283, 302, 336, 420, 453, 560, 566, 604, 755, 840, 849, 906, 1057, 1132, 1208, 1415, 1510, 1680, 1698, 1812, 1981, 2114, 2264, 2265, 2416, 2830, 3020, 3171, 3396, 3624, 3962, 4228, 4245, 4528, 4530, 5285, 5660, 5943, 6040, 6342, 6792, 7248, 7924, 8456, 8490, 9060, 9905, 10570, 11320, 11886, 12080, 12684, 13584, 15848, 15855, 16912, 16980, 18120, 19810, 21140, 22640, 23772, 25368, 29715, 31696, 31710, 33960, 36240, 39620, 42280, 42733, 47544, 50736, 59430, 63420, 67920, 79240, 84560, 85466, 95088, 118860, 126840, 128199, 158480, 170932, 213665, 237720, 253680, 256398, 299131, 341864, 427330, 475440, 512796, 598262, 640995, 683728, 854660, 897393, 1025592, 1196524, 1281990, 1495655, 1709320, 1794786, 2051184, 2393048, 2563980, 2991310, 3418640, 3589572, 4486965, 4786096, 5127960, 5982620, 7179144, 8973930, 10255920, 11965240, 14358288, 17947860, 23930480, 35895720, 71791440]

約数ペア:

[(1, 71791440), (2, 35895720), (3, 23930480), (4, 17947860), (5, 14358288), (6, 11965240), (7, 10255920), (8, 8973930), (10, 7179144), (12, 5982620), (14, 5127960), (15, 4786096), (16, 4486965), (20, 3589572), (21, 3418640), (24, 2991310), (28, 2563980), (30, 2393048), (35, 2051184), (40, 1794786), (42, 1709320), (48, 1495655), (56, 1281990), (60, 1196524), (70, 1025592), (80, 897393), (84, 854660), (105, 683728), (112, 640995), (120, 598262), (140, 512796), (151, 475440), (168, 427330), (210, 341864), (240, 299131), (280, 256398), (283, 253680), (302, 237720), (336, 213665), (420, 170932), (453, 158480), (560, 128199), (566, 126840), (604, 118860), (755, 95088), (840, 85466), (849, 84560), (906, 79240), (1057, 67920), (1132, 63420), (1208, 59430), (1415, 50736), (1510, 47544), (1680, 42733), (1698, 42280), (1812, 39620), (1981, 36240), (2114, 33960), (2264, 31710), (2265, 31696), (2416, 29715), (2830, 25368), (3020, 23772), (3171, 22640), (3396, 21140), (3624, 19810), (3962, 18120), (4228, 16980), (4245, 16912), (4528, 15855), (4530, 15848), (5285, 13584), (5660, 12684), (5943, 12080), (6040, 11886), (6342, 11320), (6792, 10570), (7248, 9905), (7924, 9060), (8456, 8490)]