64348480

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1296

約数の個数: 112

約数和(自身を含む): 182880000

約数和(自身を除く): 118531520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1120, 1249, 1288, 1472, 1610, 1840, 2240, 2498, 2576, 3220, 3680, 4996, 5152, 6245, 6440, 7360, 8743, 9992, 10304, 12490, 12880, 17486, 19984, 24980, 25760, 28727, 34972, 39968, 43715, 49960, 51520, 57454, 69944, 79936, 87430, 99920, 114908, 139888, 143635, 174860, 199840, 201089, 229816, 279776, 287270, 349720, 399680, 402178, 459632, 559552, 574540, 699440, 804356, 919264, 1005445, 1149080, 1398880, 1608712, 1838528, 2010890, 2298160, 2797760, 3217424, 4021780, 4596320, 6434848, 8043560, 9192640, 12869696, 16087120, 32174240, 64348480]

約数ペア:

[(1, 64348480), (2, 32174240), (4, 16087120), (5, 12869696), (7, 9192640), (8, 8043560), (10, 6434848), (14, 4596320), (16, 4021780), (20, 3217424), (23, 2797760), (28, 2298160), (32, 2010890), (35, 1838528), (40, 1608712), (46, 1398880), (56, 1149080), (64, 1005445), (70, 919264), (80, 804356), (92, 699440), (112, 574540), (115, 559552), (140, 459632), (160, 402178), (161, 399680), (184, 349720), (224, 287270), (230, 279776), (280, 229816), (320, 201089), (322, 199840), (368, 174860), (448, 143635), (460, 139888), (560, 114908), (644, 99920), (736, 87430), (805, 79936), (920, 69944), (1120, 57454), (1249, 51520), (1288, 49960), (1472, 43715), (1610, 39968), (1840, 34972), (2240, 28727), (2498, 25760), (2576, 24980), (3220, 19984), (3680, 17486), (4996, 12880), (5152, 12490), (6245, 10304), (6440, 9992), (7360, 8743)]