235731440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:455

約数の個数: 160

約数和(自身を含む): 665862144

約数和(自身を除く): 430130704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 367, 370, 434, 496, 518, 560, 592, 620, 734, 740, 868, 1036, 1085, 1147, 1240, 1295, 1468, 1480, 1736, 1835, 2072, 2170, 2294, 2480, 2569, 2590, 2936, 2960, 3472, 3670, 4144, 4340, 4588, 5138, 5180, 5735, 5872, 7340, 8029, 8680, 9176, 10276, 10360, 11377, 11470, 12845, 13579, 14680, 16058, 17360, 18352, 20552, 20720, 22754, 22940, 25690, 27158, 29360, 32116, 40145, 41104, 45508, 45880, 51380, 54316, 56885, 64232, 67895, 79639, 80290, 91016, 91760, 95053, 102760, 108632, 113770, 128464, 135790, 159278, 160580, 182032, 190106, 205520, 217264, 227540, 271580, 318556, 321160, 380212, 398195, 420949, 455080, 475265, 543160, 637112, 642320, 760424, 796390, 841898, 910160, 950530, 1086320, 1274224, 1520848, 1592780, 1683796, 1901060, 2104745, 2946643, 3185560, 3367592, 3802120, 4209490, 5893286, 6371120, 6735184, 7604240, 8418980, 11786572, 14733215, 16837960, 23573144, 29466430, 33675920, 47146288, 58932860, 117865720, 235731440]

約数ペア:

[(1, 235731440), (2, 117865720), (4, 58932860), (5, 47146288), (7, 33675920), (8, 29466430), (10, 23573144), (14, 16837960), (16, 14733215), (20, 11786572), (28, 8418980), (31, 7604240), (35, 6735184), (37, 6371120), (40, 5893286), (56, 4209490), (62, 3802120), (70, 3367592), (74, 3185560), (80, 2946643), (112, 2104745), (124, 1901060), (140, 1683796), (148, 1592780), (155, 1520848), (185, 1274224), (217, 1086320), (248, 950530), (259, 910160), (280, 841898), (296, 796390), (310, 760424), (367, 642320), (370, 637112), (434, 543160), (496, 475265), (518, 455080), (560, 420949), (592, 398195), (620, 380212), (734, 321160), (740, 318556), (868, 271580), (1036, 227540), (1085, 217264), (1147, 205520), (1240, 190106), (1295, 182032), (1468, 160580), (1480, 159278), (1736, 135790), (1835, 128464), (2072, 113770), (2170, 108632), (2294, 102760), (2480, 95053), (2569, 91760), (2590, 91016), (2936, 80290), (2960, 79639), (3472, 67895), (3670, 64232), (4144, 56885), (4340, 54316), (4588, 51380), (5138, 45880), (5180, 45508), (5735, 41104), (5872, 40145), (7340, 32116), (8029, 29360), (8680, 27158), (9176, 25690), (10276, 22940), (10360, 22754), (11377, 20720), (11470, 20552), (12845, 18352), (13579, 17360), (14680, 16058)]