678874332

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{691}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 1736089600

約数和(自身を除く): 1057215268

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 139, 186, 228, 278, 372, 417, 556, 589, 691, 834, 1178, 1382, 1668, 1767, 2073, 2356, 2641, 2764, 3534, 4146, 4309, 5282, 7068, 7923, 8292, 8618, 10564, 12927, 13129, 15846, 17236, 21421, 25854, 26258, 31692, 39387, 42842, 51708, 52516, 64263, 78774, 81871, 85684, 96049, 128526, 157548, 163742, 192098, 245613, 257052, 288147, 327484, 384196, 406999, 491226, 576294, 813998, 982452, 1152588, 1220997, 1627996, 1824931, 2441994, 2977519, 3649862, 4883988, 5474793, 5955038, 7299724, 8932557, 10949586, 11910076, 17865114, 21899172, 35730228, 56572861, 113145722, 169718583, 226291444, 339437166, 678874332]

約数ペア:

[(1, 678874332), (2, 339437166), (3, 226291444), (4, 169718583), (6, 113145722), (12, 56572861), (19, 35730228), (31, 21899172), (38, 17865114), (57, 11910076), (62, 10949586), (76, 8932557), (93, 7299724), (114, 5955038), (124, 5474793), (139, 4883988), (186, 3649862), (228, 2977519), (278, 2441994), (372, 1824931), (417, 1627996), (556, 1220997), (589, 1152588), (691, 982452), (834, 813998), (1178, 576294), (1382, 491226), (1668, 406999), (1767, 384196), (2073, 327484), (2356, 288147), (2641, 257052), (2764, 245613), (3534, 192098), (4146, 163742), (4309, 157548), (5282, 128526), (7068, 96049), (7923, 85684), (8292, 81871), (8618, 78774), (10564, 64263), (12927, 52516), (13129, 51708), (15846, 42842), (17236, 39387), (21421, 31692), (25854, 26258)]