256719060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3539}}^1$

素因数の和:3598

約数の個数: 144

約数和(自身を含む): 865912320

約数和(自身を除く): 609193260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3539, 3627, 4030, 4836, 5580, 6045, 7078, 7254, 8060, 10617, 12090, 14156, 14508, 17695, 18135, 21234, 24180, 31851, 35390, 36270, 42468, 46007, 53085, 63702, 70780, 72540, 92014, 106170, 109709, 127404, 138021, 159255, 184028, 212340, 219418, 230035, 276042, 318510, 329127, 414063, 438836, 460070, 548545, 552084, 637020, 658254, 690105, 828126, 920140, 987381, 1097090, 1316508, 1380210, 1426217, 1645635, 1656252, 1974762, 2070315, 2194180, 2760420, 2852434, 3291270, 3949524, 4140630, 4278651, 4936905, 5704868, 6582540, 7131085, 8281260, 8557302, 9873810, 12835953, 14262170, 17114604, 19747620, 21393255, 25671906, 28524340, 42786510, 51343812, 64179765, 85573020, 128359530, 256719060]

約数ペア:

[(1, 256719060), (2, 128359530), (3, 85573020), (4, 64179765), (5, 51343812), (6, 42786510), (9, 28524340), (10, 25671906), (12, 21393255), (13, 19747620), (15, 17114604), (18, 14262170), (20, 12835953), (26, 9873810), (30, 8557302), (31, 8281260), (36, 7131085), (39, 6582540), (45, 5704868), (52, 4936905), (60, 4278651), (62, 4140630), (65, 3949524), (78, 3291270), (90, 2852434), (93, 2760420), (117, 2194180), (124, 2070315), (130, 1974762), (155, 1656252), (156, 1645635), (180, 1426217), (186, 1380210), (195, 1316508), (234, 1097090), (260, 987381), (279, 920140), (310, 828126), (372, 690105), (390, 658254), (403, 637020), (465, 552084), (468, 548545), (558, 460070), (585, 438836), (620, 414063), (780, 329127), (806, 318510), (930, 276042), (1116, 230035), (1170, 219418), (1209, 212340), (1395, 184028), (1612, 159255), (1860, 138021), (2015, 127404), (2340, 109709), (2418, 106170), (2790, 92014), (3539, 72540), (3627, 70780), (4030, 63702), (4836, 53085), (5580, 46007), (6045, 42468), (7078, 36270), (7254, 35390), (8060, 31851), (10617, 24180), (12090, 21234), (14156, 18135), (14508, 17695)]