1222986900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:754

約数の個数: 144

約数和(自身を含む): 3657265920

約数和(自身を除く): 2434279020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 37, 50, 60, 74, 75, 100, 111, 148, 150, 185, 222, 239, 300, 370, 444, 461, 478, 555, 717, 740, 922, 925, 956, 1110, 1195, 1383, 1434, 1844, 1850, 2220, 2305, 2390, 2766, 2775, 2868, 3585, 3700, 4610, 4780, 5532, 5550, 5975, 6915, 7170, 8843, 9220, 11100, 11525, 11950, 13830, 14340, 17057, 17686, 17925, 23050, 23900, 26529, 27660, 34114, 34575, 35372, 35850, 44215, 46100, 51171, 53058, 68228, 69150, 71700, 85285, 88430, 102342, 106116, 110179, 132645, 138300, 170570, 176860, 204684, 220358, 221075, 255855, 265290, 330537, 341140, 426425, 440716, 442150, 511710, 530580, 550895, 661074, 663225, 852850, 884300, 1023420, 1101790, 1279275, 1322148, 1326450, 1652685, 1705700, 2203580, 2558550, 2652900, 2754475, 3305370, 4076623, 5117100, 5508950, 6610740, 8153246, 8263425, 11017900, 12229869, 16306492, 16526850, 20383115, 24459738, 33053700, 40766230, 48919476, 61149345, 81532460, 101915575, 122298690, 203831150, 244597380, 305746725, 407662300, 611493450, 1222986900]

約数ペア:

[(1, 1222986900), (2, 611493450), (3, 407662300), (4, 305746725), (5, 244597380), (6, 203831150), (10, 122298690), (12, 101915575), (15, 81532460), (20, 61149345), (25, 48919476), (30, 40766230), (37, 33053700), (50, 24459738), (60, 20383115), (74, 16526850), (75, 16306492), (100, 12229869), (111, 11017900), (148, 8263425), (150, 8153246), (185, 6610740), (222, 5508950), (239, 5117100), (300, 4076623), (370, 3305370), (444, 2754475), (461, 2652900), (478, 2558550), (555, 2203580), (717, 1705700), (740, 1652685), (922, 1326450), (925, 1322148), (956, 1279275), (1110, 1101790), (1195, 1023420), (1383, 884300), (1434, 852850), (1844, 663225), (1850, 661074), (2220, 550895), (2305, 530580), (2390, 511710), (2766, 442150), (2775, 440716), (2868, 426425), (3585, 341140), (3700, 330537), (4610, 265290), (4780, 255855), (5532, 221075), (5550, 220358), (5975, 204684), (6915, 176860), (7170, 170570), (8843, 138300), (9220, 132645), (11100, 110179), (11525, 106116), (11950, 102342), (13830, 88430), (14340, 85285), (17057, 71700), (17686, 69150), (17925, 68228), (23050, 53058), (23900, 51171), (26529, 46100), (27660, 44215), (34114, 35850), (34575, 35372)]