1231642620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{9931}}^1$

素因数の和:10012

約数の個数: 144

約数和(自身を含む): 4099691232

約数和(自身を除く): 2868048612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 585, 636, 689, 780, 795, 954, 1060, 1170, 1378, 1590, 1908, 2067, 2340, 2385, 2756, 3180, 3445, 4134, 4770, 6201, 6890, 8268, 9540, 9931, 10335, 12402, 13780, 19862, 20670, 24804, 29793, 31005, 39724, 41340, 49655, 59586, 62010, 89379, 99310, 119172, 124020, 129103, 148965, 178758, 198620, 258206, 297930, 357516, 387309, 446895, 516412, 526343, 595860, 645515, 774618, 893790, 1052686, 1161927, 1291030, 1549236, 1579029, 1787580, 1936545, 2105372, 2323854, 2582060, 2631715, 3158058, 3873090, 4647708, 4737087, 5263430, 5809635, 6316116, 6842459, 7746180, 7895145, 9474174, 10526860, 11619270, 13684918, 15790290, 18948348, 20527377, 23238540, 23685435, 27369836, 31580580, 34212295, 41054754, 47370870, 61582131, 68424590, 82109508, 94741740, 102636885, 123164262, 136849180, 205273770, 246328524, 307910655, 410547540, 615821310, 1231642620]

約数ペア:

[(1, 1231642620), (2, 615821310), (3, 410547540), (4, 307910655), (5, 246328524), (6, 205273770), (9, 136849180), (10, 123164262), (12, 102636885), (13, 94741740), (15, 82109508), (18, 68424590), (20, 61582131), (26, 47370870), (30, 41054754), (36, 34212295), (39, 31580580), (45, 27369836), (52, 23685435), (53, 23238540), (60, 20527377), (65, 18948348), (78, 15790290), (90, 13684918), (106, 11619270), (117, 10526860), (130, 9474174), (156, 7895145), (159, 7746180), (180, 6842459), (195, 6316116), (212, 5809635), (234, 5263430), (260, 4737087), (265, 4647708), (318, 3873090), (390, 3158058), (468, 2631715), (477, 2582060), (530, 2323854), (585, 2105372), (636, 1936545), (689, 1787580), (780, 1579029), (795, 1549236), (954, 1291030), (1060, 1161927), (1170, 1052686), (1378, 893790), (1590, 774618), (1908, 645515), (2067, 595860), (2340, 526343), (2385, 516412), (2756, 446895), (3180, 387309), (3445, 357516), (4134, 297930), (4770, 258206), (6201, 198620), (6890, 178758), (8268, 148965), (9540, 129103), (9931, 124020), (10335, 119172), (12402, 99310), (13780, 89379), (19862, 62010), (20670, 59586), (24804, 49655), (29793, 41340), (31005, 39724)]