68814720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:957

約数の個数: 192

約数和(自身を含む): 256183200

約数和(自身を除く): 187368480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 780, 832, 919, 936, 960, 1040, 1152, 1170, 1248, 1440, 1560, 1664, 1838, 1872, 1920, 2080, 2340, 2496, 2757, 2880, 3120, 3676, 3744, 4160, 4595, 4680, 4992, 5514, 5760, 6240, 7352, 7488, 8271, 8320, 9190, 9360, 11028, 11947, 12480, 13785, 14704, 14976, 16542, 18380, 18720, 22056, 23894, 24960, 27570, 29408, 33084, 35841, 36760, 37440, 41355, 44112, 47788, 55140, 58816, 59735, 66168, 71682, 73520, 74880, 82710, 88224, 95576, 107523, 110280, 117632, 119470, 132336, 143364, 147040, 165420, 176448, 179205, 191152, 215046, 220560, 238940, 264672, 286728, 294080, 330840, 352896, 358410, 382304, 430092, 441120, 477880, 529344, 537615, 573456, 588160, 661680, 716820, 764608, 860184, 882240, 955760, 1058688, 1075230, 1146912, 1323360, 1433640, 1529216, 1720368, 1764480, 1911520, 2150460, 2293824, 2646720, 2867280, 3440736, 3823040, 4300920, 4587648, 5293440, 5734560, 6881472, 7646080, 8601840, 11469120, 13762944, 17203680, 22938240, 34407360, 68814720]

約数ペア:

[(1, 68814720), (2, 34407360), (3, 22938240), (4, 17203680), (5, 13762944), (6, 11469120), (8, 8601840), (9, 7646080), (10, 6881472), (12, 5734560), (13, 5293440), (15, 4587648), (16, 4300920), (18, 3823040), (20, 3440736), (24, 2867280), (26, 2646720), (30, 2293824), (32, 2150460), (36, 1911520), (39, 1764480), (40, 1720368), (45, 1529216), (48, 1433640), (52, 1323360), (60, 1146912), (64, 1075230), (65, 1058688), (72, 955760), (78, 882240), (80, 860184), (90, 764608), (96, 716820), (104, 661680), (117, 588160), (120, 573456), (128, 537615), (130, 529344), (144, 477880), (156, 441120), (160, 430092), (180, 382304), (192, 358410), (195, 352896), (208, 330840), (234, 294080), (240, 286728), (260, 264672), (288, 238940), (312, 220560), (320, 215046), (360, 191152), (384, 179205), (390, 176448), (416, 165420), (468, 147040), (480, 143364), (520, 132336), (576, 119470), (585, 117632), (624, 110280), (640, 107523), (720, 95576), (780, 88224), (832, 82710), (919, 74880), (936, 73520), (960, 71682), (1040, 66168), (1152, 59735), (1170, 58816), (1248, 55140), (1440, 47788), (1560, 44112), (1664, 41355), (1838, 37440), (1872, 36760), (1920, 35841), (2080, 33084), (2340, 29408), (2496, 27570), (2757, 24960), (2880, 23894), (3120, 22056), (3676, 18720), (3744, 18380), (4160, 16542), (4595, 14976), (4680, 14704), (4992, 13785), (5514, 12480), (5760, 11947), (6240, 11028), (7352, 9360), (7488, 9190), (8271, 8320)]