281992080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:341

約数の個数: 160

約数和(自身を含む): 899942400

約数和(自身を除く): 617950320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 107, 120, 139, 158, 214, 237, 240, 278, 316, 321, 395, 417, 428, 474, 535, 556, 632, 642, 695, 790, 834, 856, 948, 1070, 1112, 1185, 1264, 1284, 1390, 1580, 1605, 1668, 1712, 1896, 2085, 2140, 2224, 2370, 2568, 2780, 3160, 3210, 3336, 3792, 4170, 4280, 4740, 5136, 5560, 6320, 6420, 6672, 8340, 8453, 8560, 9480, 10981, 11120, 12840, 14873, 16680, 16906, 18960, 21962, 25359, 25680, 29746, 32943, 33360, 33812, 42265, 43924, 44619, 50718, 54905, 59492, 65886, 67624, 74365, 84530, 87848, 89238, 101436, 109810, 118984, 126795, 131772, 135248, 148730, 164715, 169060, 175696, 178476, 202872, 219620, 223095, 237968, 253590, 263544, 297460, 329430, 338120, 356952, 405744, 439240, 446190, 507180, 527088, 594920, 658860, 676240, 713904, 878480, 892380, 1014360, 1174967, 1189840, 1317720, 1784760, 2028720, 2349934, 2635440, 3524901, 3569520, 4699868, 5874835, 7049802, 9399736, 11749670, 14099604, 17624505, 18799472, 23499340, 28199208, 35249010, 46998680, 56398416, 70498020, 93997360, 140996040, 281992080]

約数ペア:

[(1, 281992080), (2, 140996040), (3, 93997360), (4, 70498020), (5, 56398416), (6, 46998680), (8, 35249010), (10, 28199208), (12, 23499340), (15, 18799472), (16, 17624505), (20, 14099604), (24, 11749670), (30, 9399736), (40, 7049802), (48, 5874835), (60, 4699868), (79, 3569520), (80, 3524901), (107, 2635440), (120, 2349934), (139, 2028720), (158, 1784760), (214, 1317720), (237, 1189840), (240, 1174967), (278, 1014360), (316, 892380), (321, 878480), (395, 713904), (417, 676240), (428, 658860), (474, 594920), (535, 527088), (556, 507180), (632, 446190), (642, 439240), (695, 405744), (790, 356952), (834, 338120), (856, 329430), (948, 297460), (1070, 263544), (1112, 253590), (1185, 237968), (1264, 223095), (1284, 219620), (1390, 202872), (1580, 178476), (1605, 175696), (1668, 169060), (1712, 164715), (1896, 148730), (2085, 135248), (2140, 131772), (2224, 126795), (2370, 118984), (2568, 109810), (2780, 101436), (3160, 89238), (3210, 87848), (3336, 84530), (3792, 74365), (4170, 67624), (4280, 65886), (4740, 59492), (5136, 54905), (5560, 50718), (6320, 44619), (6420, 43924), (6672, 42265), (8340, 33812), (8453, 33360), (8560, 32943), (9480, 29746), (10981, 25680), (11120, 25359), (12840, 21962), (14873, 18960), (16680, 16906)]