318206680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2239}}^1$

素因数の和:2297

約数の個数: 128

約数和(自身を含む): 870912000

約数和(自身を除く): 552705320

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 646, 680, 748, 760, 836, 935, 1045, 1292, 1496, 1615, 1672, 1870, 2090, 2239, 2584, 3230, 3553, 3740, 4180, 4478, 6460, 7106, 7480, 8360, 8956, 11195, 12920, 14212, 17765, 17912, 22390, 24629, 28424, 35530, 38063, 42541, 44780, 49258, 71060, 76126, 85082, 89560, 98516, 123145, 142120, 152252, 170164, 190315, 197032, 212705, 246290, 304504, 340328, 380630, 418693, 425410, 467951, 492580, 723197, 761260, 837386, 850820, 935902, 985160, 1446394, 1522520, 1674772, 1701640, 1871804, 2093465, 2339755, 2892788, 3349544, 3615985, 3743608, 4186930, 4679510, 5785576, 7231970, 7955167, 8373860, 9359020, 14463940, 15910334, 16747720, 18718040, 28927880, 31820668, 39775835, 63641336, 79551670, 159103340, 318206680]

約数ペア:

[(1, 318206680), (2, 159103340), (4, 79551670), (5, 63641336), (8, 39775835), (10, 31820668), (11, 28927880), (17, 18718040), (19, 16747720), (20, 15910334), (22, 14463940), (34, 9359020), (38, 8373860), (40, 7955167), (44, 7231970), (55, 5785576), (68, 4679510), (76, 4186930), (85, 3743608), (88, 3615985), (95, 3349544), (110, 2892788), (136, 2339755), (152, 2093465), (170, 1871804), (187, 1701640), (190, 1674772), (209, 1522520), (220, 1446394), (323, 985160), (340, 935902), (374, 850820), (380, 837386), (418, 761260), (440, 723197), (646, 492580), (680, 467951), (748, 425410), (760, 418693), (836, 380630), (935, 340328), (1045, 304504), (1292, 246290), (1496, 212705), (1615, 197032), (1672, 190315), (1870, 170164), (2090, 152252), (2239, 142120), (2584, 123145), (3230, 98516), (3553, 89560), (3740, 85082), (4180, 76126), (4478, 71060), (6460, 49258), (7106, 44780), (7480, 42541), (8360, 38063), (8956, 35530), (11195, 28424), (12920, 24629), (14212, 22390), (17765, 17912)]