326780520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{881}}^1$

素因数の和:1187

約数の個数: 128

約数和(自身を含む): 1074487680

約数和(自身を除く): 747707160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 281, 330, 440, 562, 660, 843, 881, 1124, 1320, 1405, 1686, 1762, 2248, 2643, 2810, 3091, 3372, 3524, 4215, 4405, 5286, 5620, 6182, 6744, 7048, 8430, 8810, 9273, 9691, 10572, 11240, 12364, 13215, 15455, 16860, 17620, 18546, 19382, 21144, 24728, 26430, 29073, 30910, 33720, 35240, 37092, 38764, 46365, 48455, 52860, 58146, 61820, 74184, 77528, 92730, 96910, 105720, 116292, 123640, 145365, 185460, 193820, 232584, 247561, 290730, 370920, 387640, 495122, 581460, 742683, 990244, 1162920, 1237805, 1485366, 1980488, 2475610, 2723171, 2970732, 3713415, 4951220, 5446342, 5941464, 7426830, 8169513, 9902440, 10892684, 13615855, 14853660, 16339026, 21785368, 27231710, 29707320, 32678052, 40847565, 54463420, 65356104, 81695130, 108926840, 163390260, 326780520]

約数ペア:

[(1, 326780520), (2, 163390260), (3, 108926840), (4, 81695130), (5, 65356104), (6, 54463420), (8, 40847565), (10, 32678052), (11, 29707320), (12, 27231710), (15, 21785368), (20, 16339026), (22, 14853660), (24, 13615855), (30, 10892684), (33, 9902440), (40, 8169513), (44, 7426830), (55, 5941464), (60, 5446342), (66, 4951220), (88, 3713415), (110, 2970732), (120, 2723171), (132, 2475610), (165, 1980488), (220, 1485366), (264, 1237805), (281, 1162920), (330, 990244), (440, 742683), (562, 581460), (660, 495122), (843, 387640), (881, 370920), (1124, 290730), (1320, 247561), (1405, 232584), (1686, 193820), (1762, 185460), (2248, 145365), (2643, 123640), (2810, 116292), (3091, 105720), (3372, 96910), (3524, 92730), (4215, 77528), (4405, 74184), (5286, 61820), (5620, 58146), (6182, 52860), (6744, 48455), (7048, 46365), (8430, 38764), (8810, 37092), (9273, 35240), (9691, 33720), (10572, 30910), (11240, 29073), (12364, 26430), (13215, 24728), (15455, 21144), (16860, 19382), (17620, 18546)]