164018720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1362

約数の個数: 96

約数和(自身を含む): 419344128

約数和(自身を除く): 255325408

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 68, 80, 85, 94, 136, 160, 170, 188, 235, 272, 340, 376, 470, 544, 680, 752, 799, 940, 1283, 1360, 1504, 1598, 1880, 2566, 2720, 3196, 3760, 3995, 5132, 6392, 6415, 7520, 7990, 10264, 12784, 12830, 15980, 20528, 21811, 25568, 25660, 31960, 41056, 43622, 51320, 60301, 63920, 87244, 102640, 109055, 120602, 127840, 174488, 205280, 218110, 241204, 301505, 348976, 436220, 482408, 603010, 697952, 872440, 964816, 1025117, 1206020, 1744880, 1929632, 2050234, 2412040, 3489760, 4100468, 4824080, 5125585, 8200936, 9648160, 10251170, 16401872, 20502340, 32803744, 41004680, 82009360, 164018720]

約数ペア:

[(1, 164018720), (2, 82009360), (4, 41004680), (5, 32803744), (8, 20502340), (10, 16401872), (16, 10251170), (17, 9648160), (20, 8200936), (32, 5125585), (34, 4824080), (40, 4100468), (47, 3489760), (68, 2412040), (80, 2050234), (85, 1929632), (94, 1744880), (136, 1206020), (160, 1025117), (170, 964816), (188, 872440), (235, 697952), (272, 603010), (340, 482408), (376, 436220), (470, 348976), (544, 301505), (680, 241204), (752, 218110), (799, 205280), (940, 174488), (1283, 127840), (1360, 120602), (1504, 109055), (1598, 102640), (1880, 87244), (2566, 63920), (2720, 60301), (3196, 51320), (3760, 43622), (3995, 41056), (5132, 31960), (6392, 25660), (6415, 25568), (7520, 21811), (7990, 20528), (10264, 15980), (12784, 12830)]