78811200

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 252

約数和(自身を含む): 302377348

約数和(自身を除く): 223566148

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 32, 36, 39, 40, 45, 48, 50, 52, 60, 64, 65, 72, 75, 78, 80, 90, 96, 100, 104, 117, 120, 130, 144, 150, 156, 160, 180, 192, 195, 200, 208, 225, 234, 240, 260, 288, 300, 312, 320, 325, 360, 390, 400, 416, 421, 450, 468, 480, 520, 576, 585, 600, 624, 650, 720, 780, 800, 832, 842, 900, 936, 960, 975, 1040, 1170, 1200, 1248, 1263, 1300, 1440, 1560, 1600, 1684, 1800, 1872, 1950, 2080, 2105, 2340, 2400, 2496, 2526, 2600, 2880, 2925, 3120, 3368, 3600, 3744, 3789, 3900, 4160, 4210, 4680, 4800, 5052, 5200, 5473, 5850, 6240, 6315, 6736, 7200, 7488, 7578, 7800, 8420, 9360, 10104, 10400, 10525, 10946, 11700, 12480, 12630, 13472, 14400, 15156, 15600, 16419, 16840, 18720, 18945, 20208, 20800, 21050, 21892, 23400, 25260, 26944, 27365, 30312, 31200, 31575, 32838, 33680, 37440, 37890, 40416, 42100, 43784, 46800, 49257, 50520, 54730, 60624, 62400, 63150, 65676, 67360, 75780, 80832, 82095, 84200, 87568, 93600, 94725, 98514, 101040, 109460, 121248, 126300, 131352, 134720, 136825, 151560, 164190, 168400, 175136, 187200, 189450, 197028, 202080, 218920, 242496, 246285, 252600, 262704, 273650, 303120, 328380, 336800, 350272, 378900, 394056, 404160, 410475, 437840, 492570, 505200, 525408, 547300, 606240, 656760, 673600, 757800, 788112, 820950, 875680, 985140, 1010400, 1050816, 1094600, 1212480, 1231425, 1313520, 1515600, 1576224, 1641900, 1751360, 1970280, 2020800, 2189200, 2462850, 2627040, 3031200, 3152448, 3283800, 3940560, 4378400, 4925700, 5254080, 6062400, 6567600, 7881120, 8756800, 9851400, 13135200, 15762240, 19702800, 26270400, 39405600, 78811200]

約数ペア:

[(1, 78811200), (2, 39405600), (3, 26270400), (4, 19702800), (5, 15762240), (6, 13135200), (8, 9851400), (9, 8756800), (10, 7881120), (12, 6567600), (13, 6062400), (15, 5254080), (16, 4925700), (18, 4378400), (20, 3940560), (24, 3283800), (25, 3152448), (26, 3031200), (30, 2627040), (32, 2462850), (36, 2189200), (39, 2020800), (40, 1970280), (45, 1751360), (48, 1641900), (50, 1576224), (52, 1515600), (60, 1313520), (64, 1231425), (65, 1212480), (72, 1094600), (75, 1050816), (78, 1010400), (80, 985140), (90, 875680), (96, 820950), (100, 788112), (104, 757800), (117, 673600), (120, 656760), (130, 606240), (144, 547300), (150, 525408), (156, 505200), (160, 492570), (180, 437840), (192, 410475), (195, 404160), (200, 394056), (208, 378900), (225, 350272), (234, 336800), (240, 328380), (260, 303120), (288, 273650), (300, 262704), (312, 252600), (320, 246285), (325, 242496), (360, 218920), (390, 202080), (400, 197028), (416, 189450), (421, 187200), (450, 175136), (468, 168400), (480, 164190), (520, 151560), (576, 136825), (585, 134720), (600, 131352), (624, 126300), (650, 121248), (720, 109460), (780, 101040), (800, 98514), (832, 94725), (842, 93600), (900, 87568), (936, 84200), (960, 82095), (975, 80832), (1040, 75780), (1170, 67360), (1200, 65676), (1248, 63150), (1263, 62400), (1300, 60624), (1440, 54730), (1560, 50520), (1600, 49257), (1684, 46800), (1800, 43784), (1872, 42100), (1950, 40416), (2080, 37890), (2105, 37440), (2340, 33680), (2400, 32838), (2496, 31575), (2526, 31200), (2600, 30312), (2880, 27365), (2925, 26944), (3120, 25260), (3368, 23400), (3600, 21892), (3744, 21050), (3789, 20800), (3900, 20208), (4160, 18945), (4210, 18720), (4680, 16840), (4800, 16419), (5052, 15600), (5200, 15156), (5473, 14400), (5850, 13472), (6240, 12630), (6315, 12480), (6736, 11700), (7200, 10946), (7488, 10525), (7578, 10400), (7800, 10104), (8420, 9360)]