64528740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9689}}^1$

素因数の和:9741

約数の個数: 72

約数和(自身を含む): 201048120

約数和(自身を除く): 136519380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 9689, 19378, 29067, 38756, 48445, 58134, 87201, 96890, 116268, 145335, 174402, 193780, 290670, 348804, 358493, 436005, 581340, 716986, 872010, 1075479, 1433972, 1744020, 1792465, 2150958, 3226437, 3584930, 4301916, 5377395, 6452874, 7169860, 10754790, 12905748, 16132185, 21509580, 32264370, 64528740]

約数ペア:

[(1, 64528740), (2, 32264370), (3, 21509580), (4, 16132185), (5, 12905748), (6, 10754790), (9, 7169860), (10, 6452874), (12, 5377395), (15, 4301916), (18, 3584930), (20, 3226437), (30, 2150958), (36, 1792465), (37, 1744020), (45, 1433972), (60, 1075479), (74, 872010), (90, 716986), (111, 581340), (148, 436005), (180, 358493), (185, 348804), (222, 290670), (333, 193780), (370, 174402), (444, 145335), (555, 116268), (666, 96890), (740, 87201), (1110, 58134), (1332, 48445), (1665, 38756), (2220, 29067), (3330, 19378), (6660, 9689)]