75312640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 160

約数和(自身を含む): 203486976

約数和(自身を除く): 128174336

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 73, 80, 104, 124, 128, 130, 146, 155, 160, 208, 248, 256, 260, 292, 310, 320, 365, 403, 416, 496, 512, 520, 584, 620, 640, 730, 806, 832, 949, 992, 1040, 1168, 1240, 1280, 1460, 1612, 1664, 1898, 1984, 2015, 2080, 2263, 2336, 2480, 2560, 2920, 3224, 3328, 3796, 3968, 4030, 4160, 4526, 4672, 4745, 4960, 5840, 6448, 6656, 7592, 7936, 8060, 8320, 9052, 9344, 9490, 9920, 11315, 11680, 12896, 15184, 15872, 16120, 16640, 18104, 18688, 18980, 19840, 22630, 23360, 25792, 29419, 30368, 32240, 33280, 36208, 37376, 37960, 39680, 45260, 46720, 51584, 58838, 60736, 64480, 72416, 75920, 79360, 90520, 93440, 103168, 117676, 121472, 128960, 144832, 147095, 151840, 181040, 186880, 206336, 235352, 242944, 257920, 289664, 294190, 303680, 362080, 470704, 485888, 515840, 579328, 588380, 607360, 724160, 941408, 1031680, 1158656, 1176760, 1214720, 1448320, 1882816, 2353520, 2429440, 2896640, 3765632, 4707040, 5793280, 7531264, 9414080, 15062528, 18828160, 37656320, 75312640]

約数ペア:

[(1, 75312640), (2, 37656320), (4, 18828160), (5, 15062528), (8, 9414080), (10, 7531264), (13, 5793280), (16, 4707040), (20, 3765632), (26, 2896640), (31, 2429440), (32, 2353520), (40, 1882816), (52, 1448320), (62, 1214720), (64, 1176760), (65, 1158656), (73, 1031680), (80, 941408), (104, 724160), (124, 607360), (128, 588380), (130, 579328), (146, 515840), (155, 485888), (160, 470704), (208, 362080), (248, 303680), (256, 294190), (260, 289664), (292, 257920), (310, 242944), (320, 235352), (365, 206336), (403, 186880), (416, 181040), (496, 151840), (512, 147095), (520, 144832), (584, 128960), (620, 121472), (640, 117676), (730, 103168), (806, 93440), (832, 90520), (949, 79360), (992, 75920), (1040, 72416), (1168, 64480), (1240, 60736), (1280, 58838), (1460, 51584), (1612, 46720), (1664, 45260), (1898, 39680), (1984, 37960), (2015, 37376), (2080, 36208), (2263, 33280), (2336, 32240), (2480, 30368), (2560, 29419), (2920, 25792), (3224, 23360), (3328, 22630), (3796, 19840), (3968, 18980), (4030, 18688), (4160, 18104), (4526, 16640), (4672, 16120), (4745, 15872), (4960, 15184), (5840, 12896), (6448, 11680), (6656, 11315), (7592, 9920), (7936, 9490), (8060, 9344), (8320, 9052)]