381657980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:579

約数の個数: 96

約数和(自身を含む): 912522240

約数和(自身を除く): 530864260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 163, 220, 290, 319, 326, 367, 580, 638, 652, 734, 815, 1276, 1468, 1595, 1630, 1793, 1835, 3190, 3260, 3586, 3670, 4037, 4727, 6380, 7172, 7340, 8074, 8965, 9454, 10643, 16148, 17930, 18908, 20185, 21286, 23635, 35860, 40370, 42572, 47270, 51997, 53215, 59821, 80740, 94540, 103994, 106430, 117073, 119642, 207988, 212860, 234146, 239284, 259985, 299105, 468292, 519970, 585365, 598210, 658031, 1039940, 1170730, 1196420, 1316062, 1734809, 2341460, 2632124, 3290155, 3469618, 6580310, 6939236, 8674045, 13160620, 17348090, 19082899, 34696180, 38165798, 76331596, 95414495, 190828990, 381657980]

約数ペア:

[(1, 381657980), (2, 190828990), (4, 95414495), (5, 76331596), (10, 38165798), (11, 34696180), (20, 19082899), (22, 17348090), (29, 13160620), (44, 8674045), (55, 6939236), (58, 6580310), (110, 3469618), (116, 3290155), (145, 2632124), (163, 2341460), (220, 1734809), (290, 1316062), (319, 1196420), (326, 1170730), (367, 1039940), (580, 658031), (638, 598210), (652, 585365), (734, 519970), (815, 468292), (1276, 299105), (1468, 259985), (1595, 239284), (1630, 234146), (1793, 212860), (1835, 207988), (3190, 119642), (3260, 117073), (3586, 106430), (3670, 103994), (4037, 94540), (4727, 80740), (6380, 59821), (7172, 53215), (7340, 51997), (8074, 47270), (8965, 42572), (9454, 40370), (10643, 35860), (16148, 23635), (17930, 21286), (18908, 20185)]