64495980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1439}}^1$

素因数の和:1540

約数の個数: 96

約数和(自身を含む): 203212800

約数和(自身を除く): 138716820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 83, 90, 108, 135, 166, 180, 249, 270, 332, 415, 498, 540, 747, 830, 996, 1245, 1439, 1494, 1660, 2241, 2490, 2878, 2988, 3735, 4317, 4482, 4980, 5756, 7195, 7470, 8634, 8964, 11205, 12951, 14390, 14940, 17268, 21585, 22410, 25902, 28780, 38853, 43170, 44820, 51804, 64755, 77706, 86340, 119437, 129510, 155412, 194265, 238874, 259020, 358311, 388530, 477748, 597185, 716622, 777060, 1074933, 1194370, 1433244, 1791555, 2149866, 2388740, 3224799, 3583110, 4299732, 5374665, 6449598, 7166220, 10749330, 12899196, 16123995, 21498660, 32247990, 64495980]

約数ペア:

[(1, 64495980), (2, 32247990), (3, 21498660), (4, 16123995), (5, 12899196), (6, 10749330), (9, 7166220), (10, 6449598), (12, 5374665), (15, 4299732), (18, 3583110), (20, 3224799), (27, 2388740), (30, 2149866), (36, 1791555), (45, 1433244), (54, 1194370), (60, 1074933), (83, 777060), (90, 716622), (108, 597185), (135, 477748), (166, 388530), (180, 358311), (249, 259020), (270, 238874), (332, 194265), (415, 155412), (498, 129510), (540, 119437), (747, 86340), (830, 77706), (996, 64755), (1245, 51804), (1439, 44820), (1494, 43170), (1660, 38853), (2241, 28780), (2490, 25902), (2878, 22410), (2988, 21585), (3735, 17268), (4317, 14940), (4482, 14390), (4980, 12951), (5756, 11205), (7195, 8964), (7470, 8634)]