1251042780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{123377}}^1$

素因数の和:123415

約数の個数: 72

約数和(自身を含む): 3793133232

約数和(自身を除く): 2542090452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 123377, 246754, 370131, 493508, 616885, 740262, 1233770, 1480524, 1603901, 1850655, 2467540, 3207802, 3701310, 4811703, 6415604, 7402620, 8019505, 9623406, 16039010, 19246812, 20850713, 24058515, 32078020, 41701426, 48117030, 62552139, 83402852, 96234060, 104253565, 125104278, 208507130, 250208556, 312760695, 417014260, 625521390, 1251042780]

約数ペア:

[(1, 1251042780), (2, 625521390), (3, 417014260), (4, 312760695), (5, 250208556), (6, 208507130), (10, 125104278), (12, 104253565), (13, 96234060), (15, 83402852), (20, 62552139), (26, 48117030), (30, 41701426), (39, 32078020), (52, 24058515), (60, 20850713), (65, 19246812), (78, 16039010), (130, 9623406), (156, 8019505), (169, 7402620), (195, 6415604), (260, 4811703), (338, 3701310), (390, 3207802), (507, 2467540), (676, 1850655), (780, 1603901), (845, 1480524), (1014, 1233770), (1690, 740262), (2028, 616885), (2535, 493508), (3380, 370131), (5070, 246754), (10140, 123377)]