1539631940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7517}}^1$

素因数の和:7570

約数の個数: 144

約数和(自身を含む): 4319542080

約数和(自身を除く): 2779910140

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 49, 55, 70, 76, 77, 95, 98, 110, 133, 140, 154, 190, 196, 209, 220, 245, 266, 308, 380, 385, 418, 490, 532, 539, 665, 770, 836, 931, 980, 1045, 1078, 1330, 1463, 1540, 1862, 2090, 2156, 2660, 2695, 2926, 3724, 4180, 4655, 5390, 5852, 7315, 7517, 9310, 10241, 10780, 14630, 15034, 18620, 20482, 29260, 30068, 37585, 40964, 51205, 52619, 75170, 82687, 102410, 105238, 142823, 150340, 165374, 204820, 210476, 263095, 285646, 330748, 368333, 413435, 526190, 571292, 578809, 714115, 736666, 826870, 999761, 1052380, 1157618, 1428230, 1473332, 1571053, 1653740, 1841665, 1999522, 2315236, 2856460, 2894045, 3142106, 3683330, 3999044, 4051663, 4998805, 5788090, 6284212, 6998327, 7366660, 7855265, 8103326, 9997610, 10997371, 11576180, 13996654, 15710530, 16206652, 19995220, 20258315, 21994742, 27993308, 31421060, 34991635, 40516630, 43989484, 54986855, 69983270, 76981597, 81033260, 109973710, 139966540, 153963194, 219947420, 307926388, 384907985, 769815970, 1539631940]

約数ペア:

[(1, 1539631940), (2, 769815970), (4, 384907985), (5, 307926388), (7, 219947420), (10, 153963194), (11, 139966540), (14, 109973710), (19, 81033260), (20, 76981597), (22, 69983270), (28, 54986855), (35, 43989484), (38, 40516630), (44, 34991635), (49, 31421060), (55, 27993308), (70, 21994742), (76, 20258315), (77, 19995220), (95, 16206652), (98, 15710530), (110, 13996654), (133, 11576180), (140, 10997371), (154, 9997610), (190, 8103326), (196, 7855265), (209, 7366660), (220, 6998327), (245, 6284212), (266, 5788090), (308, 4998805), (380, 4051663), (385, 3999044), (418, 3683330), (490, 3142106), (532, 2894045), (539, 2856460), (665, 2315236), (770, 1999522), (836, 1841665), (931, 1653740), (980, 1571053), (1045, 1473332), (1078, 1428230), (1330, 1157618), (1463, 1052380), (1540, 999761), (1862, 826870), (2090, 736666), (2156, 714115), (2660, 578809), (2695, 571292), (2926, 526190), (3724, 413435), (4180, 368333), (4655, 330748), (5390, 285646), (5852, 263095), (7315, 210476), (7517, 204820), (9310, 165374), (10241, 150340), (10780, 142823), (14630, 105238), (15034, 102410), (18620, 82687), (20482, 75170), (29260, 52619), (30068, 51205), (37585, 40964)]