278320443676

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{52453}}^1$

素因数の和:53075

約数の個数: 72

約数和(自身を含む): 564528831440

約数和(自身を除く): 286208387764

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 577, 836, 1154, 2299, 2308, 4598, 6347, 9196, 10963, 12694, 21926, 25388, 43852, 52453, 69817, 104906, 120593, 139634, 209812, 241186, 279268, 482372, 576983, 996607, 1153966, 1326523, 1993214, 2307932, 2653046, 3986428, 5306092, 6346813, 10962677, 12693626, 21925354, 25387252, 30265381, 43850708, 60530762, 120589447, 121061524, 241178894, 332919191, 482357788, 575042239, 665838382, 1150084478, 1331676764, 2300168956, 3662111101, 6325464629, 7324222202, 12650929258, 14648444404, 25301858516, 69580110919, 139160221838, 278320443676]

約数ペア:

[(1, 278320443676), (2, 139160221838), (4, 69580110919), (11, 25301858516), (19, 14648444404), (22, 12650929258), (38, 7324222202), (44, 6325464629), (76, 3662111101), (121, 2300168956), (209, 1331676764), (242, 1150084478), (418, 665838382), (484, 575042239), (577, 482357788), (836, 332919191), (1154, 241178894), (2299, 121061524), (2308, 120589447), (4598, 60530762), (6347, 43850708), (9196, 30265381), (10963, 25387252), (12694, 21925354), (21926, 12693626), (25388, 10962677), (43852, 6346813), (52453, 5306092), (69817, 3986428), (104906, 2653046), (120593, 2307932), (139634, 1993214), (209812, 1326523), (241186, 1153966), (279268, 996607), (482372, 576983)]