87215520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 192

約数和(自身を含む): 318318336

約数和(自身を除く): 231102816

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, 70, 80, 84, 96, 101, 105, 112, 120, 140, 160, 168, 202, 210, 224, 240, 257, 280, 303, 336, 404, 420, 480, 505, 514, 560, 606, 672, 707, 771, 808, 840, 1010, 1028, 1120, 1212, 1285, 1414, 1515, 1542, 1616, 1680, 1799, 2020, 2056, 2121, 2424, 2570, 2828, 3030, 3084, 3232, 3360, 3535, 3598, 3855, 4040, 4112, 4242, 4848, 5140, 5397, 5656, 6060, 6168, 7070, 7196, 7710, 8080, 8224, 8484, 8995, 9696, 10280, 10605, 10794, 11312, 12120, 12336, 14140, 14392, 15420, 16160, 16968, 17990, 20560, 21210, 21588, 22624, 24240, 24672, 25957, 26985, 28280, 28784, 30840, 33936, 35980, 41120, 42420, 43176, 48480, 51914, 53970, 56560, 57568, 61680, 67872, 71960, 77871, 84840, 86352, 103828, 107940, 113120, 123360, 129785, 143920, 155742, 169680, 172704, 181699, 207656, 215880, 259570, 287840, 311484, 339360, 363398, 389355, 415312, 431760, 519140, 545097, 622968, 726796, 778710, 830624, 863520, 908495, 1038280, 1090194, 1245936, 1453592, 1557420, 1816990, 2076560, 2180388, 2491872, 2725485, 2907184, 3114840, 3633980, 4153120, 4360776, 5450970, 5814368, 6229680, 7267960, 8721552, 10901940, 12459360, 14535920, 17443104, 21803880, 29071840, 43607760, 87215520]

約数ペア:

[(1, 87215520), (2, 43607760), (3, 29071840), (4, 21803880), (5, 17443104), (6, 14535920), (7, 12459360), (8, 10901940), (10, 8721552), (12, 7267960), (14, 6229680), (15, 5814368), (16, 5450970), (20, 4360776), (21, 4153120), (24, 3633980), (28, 3114840), (30, 2907184), (32, 2725485), (35, 2491872), (40, 2180388), (42, 2076560), (48, 1816990), (56, 1557420), (60, 1453592), (70, 1245936), (80, 1090194), (84, 1038280), (96, 908495), (101, 863520), (105, 830624), (112, 778710), (120, 726796), (140, 622968), (160, 545097), (168, 519140), (202, 431760), (210, 415312), (224, 389355), (240, 363398), (257, 339360), (280, 311484), (303, 287840), (336, 259570), (404, 215880), (420, 207656), (480, 181699), (505, 172704), (514, 169680), (560, 155742), (606, 143920), (672, 129785), (707, 123360), (771, 113120), (808, 107940), (840, 103828), (1010, 86352), (1028, 84840), (1120, 77871), (1212, 71960), (1285, 67872), (1414, 61680), (1515, 57568), (1542, 56560), (1616, 53970), (1680, 51914), (1799, 48480), (2020, 43176), (2056, 42420), (2121, 41120), (2424, 35980), (2570, 33936), (2828, 30840), (3030, 28784), (3084, 28280), (3232, 26985), (3360, 25957), (3535, 24672), (3598, 24240), (3855, 22624), (4040, 21588), (4112, 21210), (4242, 20560), (4848, 17990), (5140, 16968), (5397, 16160), (5656, 15420), (6060, 14392), (6168, 14140), (7070, 12336), (7196, 12120), (7710, 11312), (8080, 10794), (8224, 10605), (8484, 10280), (8995, 9696)]