213044260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{457}}^1$

素因数の和:653

約数の個数: 96

約数和(自身を含む): 529990272

約数和(自身を除く): 316946012

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 163, 220, 260, 286, 326, 457, 572, 652, 715, 815, 914, 1430, 1630, 1793, 1828, 2119, 2285, 2860, 3260, 3586, 4238, 4570, 5027, 5941, 7172, 8476, 8965, 9140, 10054, 10595, 11882, 17930, 20108, 21190, 23309, 23764, 25135, 29705, 35860, 42380, 46618, 50270, 59410, 65351, 74491, 93236, 100540, 116545, 118820, 130702, 148982, 233090, 261404, 297964, 326755, 372455, 466180, 653510, 744910, 819401, 968383, 1307020, 1489820, 1638802, 1936766, 3277604, 3873532, 4097005, 4841915, 8194010, 9683830, 10652213, 16388020, 19367660, 21304426, 42608852, 53261065, 106522130, 213044260]

約数ペア:

[(1, 213044260), (2, 106522130), (4, 53261065), (5, 42608852), (10, 21304426), (11, 19367660), (13, 16388020), (20, 10652213), (22, 9683830), (26, 8194010), (44, 4841915), (52, 4097005), (55, 3873532), (65, 3277604), (110, 1936766), (130, 1638802), (143, 1489820), (163, 1307020), (220, 968383), (260, 819401), (286, 744910), (326, 653510), (457, 466180), (572, 372455), (652, 326755), (715, 297964), (815, 261404), (914, 233090), (1430, 148982), (1630, 130702), (1793, 118820), (1828, 116545), (2119, 100540), (2285, 93236), (2860, 74491), (3260, 65351), (3586, 59410), (4238, 50270), (4570, 46618), (5027, 42380), (5941, 35860), (7172, 29705), (8476, 25135), (8965, 23764), (9140, 23309), (10054, 21190), (10595, 20108), (11882, 17930)]