258235440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:579

約数の個数: 160

約数和(自身を含む): 854945280

約数和(自身を除く): 596709840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 167, 170, 204, 240, 255, 272, 334, 340, 379, 408, 501, 510, 668, 680, 758, 816, 835, 1002, 1020, 1137, 1336, 1360, 1516, 1670, 1895, 2004, 2040, 2274, 2505, 2672, 2839, 3032, 3340, 3790, 4008, 4080, 4548, 5010, 5678, 5685, 6064, 6443, 6680, 7580, 8016, 8517, 9096, 10020, 11356, 11370, 12886, 13360, 14195, 15160, 17034, 18192, 19329, 20040, 22712, 22740, 25772, 28390, 30320, 32215, 34068, 38658, 40080, 42585, 45424, 45480, 51544, 56780, 63293, 64430, 68136, 77316, 85170, 90960, 96645, 103088, 113560, 126586, 128860, 136272, 154632, 170340, 189879, 193290, 227120, 253172, 257720, 309264, 316465, 340680, 379758, 386580, 506344, 515440, 632930, 681360, 759516, 773160, 949395, 1012688, 1075981, 1265860, 1519032, 1546320, 1898790, 2151962, 2531720, 3038064, 3227943, 3797580, 4303924, 5063440, 5379905, 6455886, 7595160, 8607848, 10759810, 12911772, 15190320, 16139715, 17215696, 21519620, 25823544, 32279430, 43039240, 51647088, 64558860, 86078480, 129117720, 258235440]

約数ペア:

[(1, 258235440), (2, 129117720), (3, 86078480), (4, 64558860), (5, 51647088), (6, 43039240), (8, 32279430), (10, 25823544), (12, 21519620), (15, 17215696), (16, 16139715), (17, 15190320), (20, 12911772), (24, 10759810), (30, 8607848), (34, 7595160), (40, 6455886), (48, 5379905), (51, 5063440), (60, 4303924), (68, 3797580), (80, 3227943), (85, 3038064), (102, 2531720), (120, 2151962), (136, 1898790), (167, 1546320), (170, 1519032), (204, 1265860), (240, 1075981), (255, 1012688), (272, 949395), (334, 773160), (340, 759516), (379, 681360), (408, 632930), (501, 515440), (510, 506344), (668, 386580), (680, 379758), (758, 340680), (816, 316465), (835, 309264), (1002, 257720), (1020, 253172), (1137, 227120), (1336, 193290), (1360, 189879), (1516, 170340), (1670, 154632), (1895, 136272), (2004, 128860), (2040, 126586), (2274, 113560), (2505, 103088), (2672, 96645), (2839, 90960), (3032, 85170), (3340, 77316), (3790, 68136), (4008, 64430), (4080, 63293), (4548, 56780), (5010, 51544), (5678, 45480), (5685, 45424), (6064, 42585), (6443, 40080), (6680, 38658), (7580, 34068), (8016, 32215), (8517, 30320), (9096, 28390), (10020, 25772), (11356, 22740), (11370, 22712), (12886, 20040), (13360, 19329), (14195, 18192), (15160, 17034)]