19375275780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2179}}^1\times {\mathrm{7057}}^1$

素因数の和:9258

約数の個数: 144

約数和(自身を含む): 67207969920

約数和(自身を除く): 47832694140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 2179, 4358, 6537, 7057, 8716, 10895, 13074, 14114, 15253, 19611, 21171, 21790, 26148, 28228, 30506, 32685, 35285, 39222, 42342, 43580, 45759, 49399, 61012, 63513, 65370, 70570, 76265, 78444, 84684, 91518, 98055, 98798, 105855, 127026, 130740, 137277, 141140, 148197, 152530, 183036, 196110, 197596, 211710, 228795, 246995, 254052, 274554, 296394, 305060, 317565, 392220, 423420, 444591, 457590, 493990, 549108, 592788, 635130, 686385, 740985, 889182, 915180, 987980, 1270260, 1372770, 1481970, 1778364, 2222955, 2745540, 2963940, 4445910, 8891820, 15377203, 30754406, 46131609, 61508812, 76886015, 92263218, 107640421, 138394827, 153772030, 184526436, 215280842, 230658045, 276789654, 307544060, 322921263, 430561684, 461316090, 538202105, 553579308, 645842526, 691974135, 922632180, 968763789, 1076404210, 1291685052, 1383948270, 1614606315, 1937527578, 2152808420, 2767896540, 3229212630, 3875055156, 4843818945, 6458425260, 9687637890, 19375275780]

約数ペア:

[(1, 19375275780), (2, 9687637890), (3, 6458425260), (4, 4843818945), (5, 3875055156), (6, 3229212630), (7, 2767896540), (9, 2152808420), (10, 1937527578), (12, 1614606315), (14, 1383948270), (15, 1291685052), (18, 1076404210), (20, 968763789), (21, 922632180), (28, 691974135), (30, 645842526), (35, 553579308), (36, 538202105), (42, 461316090), (45, 430561684), (60, 322921263), (63, 307544060), (70, 276789654), (84, 230658045), (90, 215280842), (105, 184526436), (126, 153772030), (140, 138394827), (180, 107640421), (210, 92263218), (252, 76886015), (315, 61508812), (420, 46131609), (630, 30754406), (1260, 15377203), (2179, 8891820), (4358, 4445910), (6537, 2963940), (7057, 2745540), (8716, 2222955), (10895, 1778364), (13074, 1481970), (14114, 1372770), (15253, 1270260), (19611, 987980), (21171, 915180), (21790, 889182), (26148, 740985), (28228, 686385), (30506, 635130), (32685, 592788), (35285, 549108), (39222, 493990), (42342, 457590), (43580, 444591), (45759, 423420), (49399, 392220), (61012, 317565), (63513, 305060), (65370, 296394), (70570, 274554), (76265, 254052), (78444, 246995), (84684, 228795), (91518, 211710), (98055, 197596), (98798, 196110), (105855, 183036), (127026, 152530), (130740, 148197), (137277, 141140)]