18132400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:359

約数の個数: 120

約数和(自身を含む): 51340464

約数和(自身を除く): 33208064

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 176, 200, 208, 220, 260, 275, 286, 317, 325, 400, 440, 520, 550, 572, 634, 650, 715, 880, 1040, 1100, 1144, 1268, 1300, 1430, 1585, 2200, 2288, 2536, 2600, 2860, 3170, 3487, 3575, 4121, 4400, 5072, 5200, 5720, 6340, 6974, 7150, 7925, 8242, 11440, 12680, 13948, 14300, 15850, 16484, 17435, 20605, 25360, 27896, 28600, 31700, 32968, 34870, 41210, 45331, 55792, 57200, 63400, 65936, 69740, 82420, 87175, 90662, 103025, 126800, 139480, 164840, 174350, 181324, 206050, 226655, 278960, 329680, 348700, 362648, 412100, 453310, 697400, 725296, 824200, 906620, 1133275, 1394800, 1648400, 1813240, 2266550, 3626480, 4533100, 9066200, 18132400]

約数ペア:

[(1, 18132400), (2, 9066200), (4, 4533100), (5, 3626480), (8, 2266550), (10, 1813240), (11, 1648400), (13, 1394800), (16, 1133275), (20, 906620), (22, 824200), (25, 725296), (26, 697400), (40, 453310), (44, 412100), (50, 362648), (52, 348700), (55, 329680), (65, 278960), (80, 226655), (88, 206050), (100, 181324), (104, 174350), (110, 164840), (130, 139480), (143, 126800), (176, 103025), (200, 90662), (208, 87175), (220, 82420), (260, 69740), (275, 65936), (286, 63400), (317, 57200), (325, 55792), (400, 45331), (440, 41210), (520, 34870), (550, 32968), (572, 31700), (634, 28600), (650, 27896), (715, 25360), (880, 20605), (1040, 17435), (1100, 16484), (1144, 15850), (1268, 14300), (1300, 13948), (1430, 12680), (1585, 11440), (2200, 8242), (2288, 7925), (2536, 7150), (2600, 6974), (2860, 6340), (3170, 5720), (3487, 5200), (3575, 5072), (4121, 4400)]