398863520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13331}}^1$

素因数の和:13374

約数の個数: 96

約数和(自身を含む): 1088531136

約数和(自身を除く): 689667616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 340, 352, 374, 440, 544, 680, 748, 880, 935, 1360, 1496, 1760, 1870, 2720, 2992, 3740, 5984, 7480, 13331, 14960, 26662, 29920, 53324, 66655, 106648, 133310, 146641, 213296, 226627, 266620, 293282, 426592, 453254, 533240, 586564, 733205, 906508, 1066480, 1133135, 1173128, 1466410, 1813016, 2132960, 2266270, 2346256, 2492897, 2932820, 3626032, 4532540, 4692512, 4985794, 5865640, 7252064, 9065080, 9971588, 11731280, 12464485, 18130160, 19943176, 23462560, 24928970, 36260320, 39886352, 49857940, 79772704, 99715880, 199431760, 398863520]

約数ペア:

[(1, 398863520), (2, 199431760), (4, 99715880), (5, 79772704), (8, 49857940), (10, 39886352), (11, 36260320), (16, 24928970), (17, 23462560), (20, 19943176), (22, 18130160), (32, 12464485), (34, 11731280), (40, 9971588), (44, 9065080), (55, 7252064), (68, 5865640), (80, 4985794), (85, 4692512), (88, 4532540), (110, 3626032), (136, 2932820), (160, 2492897), (170, 2346256), (176, 2266270), (187, 2132960), (220, 1813016), (272, 1466410), (340, 1173128), (352, 1133135), (374, 1066480), (440, 906508), (544, 733205), (680, 586564), (748, 533240), (880, 453254), (935, 426592), (1360, 293282), (1496, 266620), (1760, 226627), (1870, 213296), (2720, 146641), (2992, 133310), (3740, 106648), (5984, 66655), (7480, 53324), (13331, 29920), (14960, 26662)]