64715976

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1213}}^1$

素因数の和:1260

約数の個数: 128

約数和(自身を含む): 203952000

約数和(自身を除く): 139236024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 36, 38, 39, 52, 54, 57, 72, 76, 78, 104, 108, 114, 117, 152, 156, 171, 216, 228, 234, 247, 312, 342, 351, 456, 468, 494, 513, 684, 702, 741, 936, 988, 1026, 1213, 1368, 1404, 1482, 1976, 2052, 2223, 2426, 2808, 2964, 3639, 4104, 4446, 4852, 5928, 6669, 7278, 8892, 9704, 10917, 13338, 14556, 15769, 17784, 21834, 23047, 26676, 29112, 31538, 32751, 43668, 46094, 47307, 53352, 63076, 65502, 69141, 87336, 92188, 94614, 126152, 131004, 138282, 141921, 184376, 189228, 207423, 262008, 276564, 283842, 299611, 378456, 414846, 425763, 553128, 567684, 599222, 622269, 829692, 851526, 898833, 1135368, 1198444, 1244538, 1659384, 1703052, 1797666, 2396888, 2489076, 2696499, 3406104, 3595332, 4978152, 5392998, 7190664, 8089497, 10785996, 16178994, 21571992, 32357988, 64715976]

約数ペア:

[(1, 64715976), (2, 32357988), (3, 21571992), (4, 16178994), (6, 10785996), (8, 8089497), (9, 7190664), (12, 5392998), (13, 4978152), (18, 3595332), (19, 3406104), (24, 2696499), (26, 2489076), (27, 2396888), (36, 1797666), (38, 1703052), (39, 1659384), (52, 1244538), (54, 1198444), (57, 1135368), (72, 898833), (76, 851526), (78, 829692), (104, 622269), (108, 599222), (114, 567684), (117, 553128), (152, 425763), (156, 414846), (171, 378456), (216, 299611), (228, 283842), (234, 276564), (247, 262008), (312, 207423), (342, 189228), (351, 184376), (456, 141921), (468, 138282), (494, 131004), (513, 126152), (684, 94614), (702, 92188), (741, 87336), (936, 69141), (988, 65502), (1026, 63076), (1213, 53352), (1368, 47307), (1404, 46094), (1482, 43668), (1976, 32751), (2052, 31538), (2223, 29112), (2426, 26676), (2808, 23047), (2964, 21834), (3639, 17784), (4104, 15769), (4446, 14556), (4852, 13338), (5928, 10917), (6669, 9704), (7278, 8892)]