331231680

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1025

約数の個数: 280

約数和(自身を含む): 1270174752

約数和(自身を除く): 938943072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 648, 702, 720, 780, 810, 832, 864, 936, 960, 983, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1872, 1966, 2080, 2106, 2160, 2340, 2496, 2592, 2808, 2880, 2949, 3120, 3240, 3510, 3744, 3932, 4160, 4212, 4320, 4680, 4915, 5184, 5265, 5616, 5898, 6240, 6480, 7020, 7488, 7864, 8424, 8640, 8847, 9360, 9830, 10530, 11232, 11796, 12480, 12779, 12960, 14040, 14745, 15728, 16848, 17694, 18720, 19660, 21060, 22464, 23592, 25558, 25920, 26541, 28080, 29490, 31456, 33696, 35388, 37440, 38337, 39320, 42120, 44235, 47184, 51116, 53082, 56160, 58980, 62912, 63895, 67392, 70776, 76674, 78640, 79623, 84240, 88470, 94368, 102232, 106164, 112320, 115011, 117960, 127790, 132705, 141552, 153348, 157280, 159246, 168480, 176940, 188736, 191685, 204464, 212328, 230022, 235920, 255580, 265410, 283104, 306696, 314560, 318492, 336960, 345033, 353880, 383370, 398115, 408928, 424656, 460044, 471840, 511160, 530820, 566208, 575055, 613392, 636984, 690066, 707760, 766740, 796230, 817856, 849312, 920088, 943680, 1022320, 1035099, 1061640, 1150110, 1226784, 1273968, 1380132, 1415520, 1533480, 1592460, 1698624, 1725165, 1840176, 2044640, 2070198, 2123280, 2300220, 2453568, 2547936, 2760264, 2831040, 3066960, 3184920, 3450330, 3680352, 4089280, 4140396, 4246560, 4600440, 5095872, 5175495, 5520528, 6133920, 6369840, 6900660, 7360704, 8280792, 8493120, 9200880, 10350990, 11041056, 12267840, 12739680, 13801320, 16561584, 18401760, 20701980, 22082112, 25479360, 27602640, 33123168, 36803520, 41403960, 55205280, 66246336, 82807920, 110410560, 165615840, 331231680]

約数ペア:

[(1, 331231680), (2, 165615840), (3, 110410560), (4, 82807920), (5, 66246336), (6, 55205280), (8, 41403960), (9, 36803520), (10, 33123168), (12, 27602640), (13, 25479360), (15, 22082112), (16, 20701980), (18, 18401760), (20, 16561584), (24, 13801320), (26, 12739680), (27, 12267840), (30, 11041056), (32, 10350990), (36, 9200880), (39, 8493120), (40, 8280792), (45, 7360704), (48, 6900660), (52, 6369840), (54, 6133920), (60, 5520528), (64, 5175495), (65, 5095872), (72, 4600440), (78, 4246560), (80, 4140396), (81, 4089280), (90, 3680352), (96, 3450330), (104, 3184920), (108, 3066960), (117, 2831040), (120, 2760264), (130, 2547936), (135, 2453568), (144, 2300220), (156, 2123280), (160, 2070198), (162, 2044640), (180, 1840176), (192, 1725165), (195, 1698624), (208, 1592460), (216, 1533480), (234, 1415520), (240, 1380132), (260, 1273968), (270, 1226784), (288, 1150110), (312, 1061640), (320, 1035099), (324, 1022320), (351, 943680), (360, 920088), (390, 849312), (405, 817856), (416, 796230), (432, 766740), (468, 707760), (480, 690066), (520, 636984), (540, 613392), (576, 575055), (585, 566208), (624, 530820), (648, 511160), (702, 471840), (720, 460044), (780, 424656), (810, 408928), (832, 398115), (864, 383370), (936, 353880), (960, 345033), (983, 336960), (1040, 318492), (1053, 314560), (1080, 306696), (1170, 283104), (1248, 265410), (1296, 255580), (1404, 235920), (1440, 230022), (1560, 212328), (1620, 204464), (1728, 191685), (1755, 188736), (1872, 176940), (1966, 168480), (2080, 159246), (2106, 157280), (2160, 153348), (2340, 141552), (2496, 132705), (2592, 127790), (2808, 117960), (2880, 115011), (2949, 112320), (3120, 106164), (3240, 102232), (3510, 94368), (3744, 88470), (3932, 84240), (4160, 79623), (4212, 78640), (4320, 76674), (4680, 70776), (4915, 67392), (5184, 63895), (5265, 62912), (5616, 58980), (5898, 56160), (6240, 53082), (6480, 51116), (7020, 47184), (7488, 44235), (7864, 42120), (8424, 39320), (8640, 38337), (8847, 37440), (9360, 35388), (9830, 33696), (10530, 31456), (11232, 29490), (11796, 28080), (12480, 26541), (12779, 25920), (12960, 25558), (14040, 23592), (14745, 22464), (15728, 21060), (16848, 19660), (17694, 18720)]