15691986840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1\times {\mathrm{1163}}^1$

素因数の和:1897

約数の個数: 128

約数和(自身を含む): 47418566400

約数和(自身を除く): 31726579560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 458, 491, 687, 916, 982, 1145, 1163, 1374, 1473, 1832, 1964, 2290, 2326, 2455, 2748, 2946, 3435, 3489, 3928, 4580, 4652, 4910, 5496, 5815, 5892, 6870, 6978, 7365, 9160, 9304, 9820, 11630, 11784, 13740, 13956, 14730, 17445, 19640, 23260, 27480, 27912, 29460, 34890, 46520, 58920, 69780, 112439, 139560, 224878, 266327, 337317, 449756, 532654, 562195, 571033, 674634, 798981, 899512, 1065308, 1124390, 1142066, 1331635, 1349268, 1597962, 1686585, 1713099, 2130616, 2248780, 2284132, 2663270, 2698536, 2855165, 3195924, 3373170, 3426198, 3994905, 4497560, 4568264, 5326540, 5710330, 6391848, 6746340, 6852396, 7989810, 8565495, 10653080, 11420660, 13492680, 13704792, 15979620, 17130990, 22841320, 31959240, 34261980, 68523960, 130766557, 261533114, 392299671, 523066228, 653832785, 784599342, 1046132456, 1307665570, 1569198684, 1961498355, 2615331140, 3138397368, 3922996710, 5230662280, 7845993420, 15691986840]

約数ペア:

[(1, 15691986840), (2, 7845993420), (3, 5230662280), (4, 3922996710), (5, 3138397368), (6, 2615331140), (8, 1961498355), (10, 1569198684), (12, 1307665570), (15, 1046132456), (20, 784599342), (24, 653832785), (30, 523066228), (40, 392299671), (60, 261533114), (120, 130766557), (229, 68523960), (458, 34261980), (491, 31959240), (687, 22841320), (916, 17130990), (982, 15979620), (1145, 13704792), (1163, 13492680), (1374, 11420660), (1473, 10653080), (1832, 8565495), (1964, 7989810), (2290, 6852396), (2326, 6746340), (2455, 6391848), (2748, 5710330), (2946, 5326540), (3435, 4568264), (3489, 4497560), (3928, 3994905), (4580, 3426198), (4652, 3373170), (4910, 3195924), (5496, 2855165), (5815, 2698536), (5892, 2663270), (6870, 2284132), (6978, 2248780), (7365, 2130616), (9160, 1713099), (9304, 1686585), (9820, 1597962), (11630, 1349268), (11784, 1331635), (13740, 1142066), (13956, 1124390), (14730, 1065308), (17445, 899512), (19640, 798981), (23260, 674634), (27480, 571033), (27912, 562195), (29460, 532654), (34890, 449756), (46520, 337317), (58920, 266327), (69780, 224878), (112439, 139560)]