231966800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1439}}^1$

素因数の和:1501

約数の個数: 120

約数和(自身を含む): 619960320

約数和(自身を除く): 387993520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 1040, 1240, 1300, 1439, 1550, 1612, 2015, 2480, 2600, 2878, 3100, 3224, 4030, 5200, 5756, 6200, 6448, 7195, 8060, 10075, 11512, 12400, 14390, 16120, 18707, 20150, 23024, 28780, 32240, 35975, 37414, 40300, 44609, 57560, 71950, 74828, 80600, 89218, 93535, 115120, 143900, 149656, 161200, 178436, 187070, 223045, 287800, 299312, 356872, 374140, 446090, 467675, 575600, 579917, 713744, 748280, 892180, 935350, 1115225, 1159834, 1496560, 1784360, 1870700, 2230450, 2319668, 2899585, 3568720, 3741400, 4460900, 4639336, 5799170, 7482800, 8921800, 9278672, 11598340, 14497925, 17843600, 23196680, 28995850, 46393360, 57991700, 115983400, 231966800]

約数ペア:

[(1, 231966800), (2, 115983400), (4, 57991700), (5, 46393360), (8, 28995850), (10, 23196680), (13, 17843600), (16, 14497925), (20, 11598340), (25, 9278672), (26, 8921800), (31, 7482800), (40, 5799170), (50, 4639336), (52, 4460900), (62, 3741400), (65, 3568720), (80, 2899585), (100, 2319668), (104, 2230450), (124, 1870700), (130, 1784360), (155, 1496560), (200, 1159834), (208, 1115225), (248, 935350), (260, 892180), (310, 748280), (325, 713744), (400, 579917), (403, 575600), (496, 467675), (520, 446090), (620, 374140), (650, 356872), (775, 299312), (806, 287800), (1040, 223045), (1240, 187070), (1300, 178436), (1439, 161200), (1550, 149656), (1612, 143900), (2015, 115120), (2480, 93535), (2600, 89218), (2878, 80600), (3100, 74828), (3224, 71950), (4030, 57560), (5200, 44609), (5756, 40300), (6200, 37414), (6448, 35975), (7195, 32240), (8060, 28780), (10075, 23024), (11512, 20150), (12400, 18707), (14390, 16120)]