15481830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 47029248

約数和(自身を除く): 31547418

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 53, 65, 70, 78, 91, 105, 106, 107, 130, 159, 182, 195, 210, 214, 265, 273, 318, 321, 371, 390, 455, 530, 535, 546, 642, 689, 742, 749, 795, 910, 1070, 1113, 1365, 1378, 1391, 1498, 1590, 1605, 1855, 2067, 2226, 2247, 2730, 2782, 3210, 3445, 3710, 3745, 4134, 4173, 4494, 4823, 5565, 5671, 6890, 6955, 7490, 8346, 9646, 9737, 10335, 11130, 11235, 11342, 13910, 14469, 17013, 19474, 20670, 20865, 22470, 24115, 28355, 28938, 29211, 34026, 39697, 41730, 48230, 48685, 56710, 58422, 72345, 73723, 79394, 85065, 97370, 119091, 144690, 146055, 147446, 170130, 198485, 221169, 238182, 292110, 368615, 396970, 442338, 516061, 595455, 737230, 1032122, 1105845, 1190910, 1548183, 2211690, 2580305, 3096366, 5160610, 7740915, 15481830]

約数ペア:

[(1, 15481830), (2, 7740915), (3, 5160610), (5, 3096366), (6, 2580305), (7, 2211690), (10, 1548183), (13, 1190910), (14, 1105845), (15, 1032122), (21, 737230), (26, 595455), (30, 516061), (35, 442338), (39, 396970), (42, 368615), (53, 292110), (65, 238182), (70, 221169), (78, 198485), (91, 170130), (105, 147446), (106, 146055), (107, 144690), (130, 119091), (159, 97370), (182, 85065), (195, 79394), (210, 73723), (214, 72345), (265, 58422), (273, 56710), (318, 48685), (321, 48230), (371, 41730), (390, 39697), (455, 34026), (530, 29211), (535, 28938), (546, 28355), (642, 24115), (689, 22470), (742, 20865), (749, 20670), (795, 19474), (910, 17013), (1070, 14469), (1113, 13910), (1365, 11342), (1378, 11235), (1391, 11130), (1498, 10335), (1590, 9737), (1605, 9646), (1855, 8346), (2067, 7490), (2226, 6955), (2247, 6890), (2730, 5671), (2782, 5565), (3210, 4823), (3445, 4494), (3710, 4173), (3745, 4134)]