431949440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 1121979600

約数和(自身を除く): 690030160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 193, 208, 260, 269, 320, 386, 416, 520, 538, 640, 772, 832, 965, 1040, 1076, 1345, 1544, 1664, 1930, 2080, 2152, 2509, 2690, 3088, 3497, 3860, 4160, 4304, 5018, 5380, 6176, 6994, 7720, 8320, 8608, 10036, 10760, 12352, 12545, 13988, 15440, 17216, 17485, 20072, 21520, 24704, 25090, 27976, 30880, 34432, 34970, 40144, 43040, 50180, 51917, 55952, 61760, 69940, 80288, 86080, 100360, 103834, 111904, 123520, 139880, 160576, 172160, 200720, 207668, 223808, 259585, 279760, 321152, 401440, 415336, 447616, 519170, 559520, 674921, 802880, 830672, 1038340, 1119040, 1349842, 1605760, 1661344, 2076680, 2238080, 2699684, 3322688, 3374605, 4153360, 5399368, 6645376, 6749210, 8306720, 10798736, 13498420, 16613440, 21597472, 26996840, 33226880, 43194944, 53993680, 86389888, 107987360, 215974720, 431949440]

約数ペア:

[(1, 431949440), (2, 215974720), (4, 107987360), (5, 86389888), (8, 53993680), (10, 43194944), (13, 33226880), (16, 26996840), (20, 21597472), (26, 16613440), (32, 13498420), (40, 10798736), (52, 8306720), (64, 6749210), (65, 6645376), (80, 5399368), (104, 4153360), (128, 3374605), (130, 3322688), (160, 2699684), (193, 2238080), (208, 2076680), (260, 1661344), (269, 1605760), (320, 1349842), (386, 1119040), (416, 1038340), (520, 830672), (538, 802880), (640, 674921), (772, 559520), (832, 519170), (965, 447616), (1040, 415336), (1076, 401440), (1345, 321152), (1544, 279760), (1664, 259585), (1930, 223808), (2080, 207668), (2152, 200720), (2509, 172160), (2690, 160576), (3088, 139880), (3497, 123520), (3860, 111904), (4160, 103834), (4304, 100360), (5018, 86080), (5380, 80288), (6176, 69940), (6994, 61760), (7720, 55952), (8320, 51917), (8608, 50180), (10036, 43040), (10760, 40144), (12352, 34970), (12545, 34432), (13988, 30880), (15440, 27976), (17216, 25090), (17485, 24704), (20072, 21520)]