40153680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 159704064

約数和(自身を除く): 119550384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 257, 279, 280, 310, 315, 336, 360, 372, 420, 434, 465, 496, 504, 514, 558, 560, 620, 630, 651, 720, 744, 771, 840, 868, 930, 1008, 1028, 1085, 1116, 1240, 1260, 1285, 1302, 1395, 1488, 1542, 1680, 1736, 1799, 1860, 1953, 2056, 2170, 2232, 2313, 2480, 2520, 2570, 2604, 2790, 3084, 3255, 3472, 3598, 3720, 3855, 3906, 4112, 4340, 4464, 4626, 5040, 5140, 5208, 5397, 5580, 6168, 6510, 7196, 7440, 7710, 7812, 7967, 8680, 8995, 9252, 9765, 10280, 10416, 10794, 11160, 11565, 12336, 13020, 14392, 15420, 15624, 15934, 16191, 17360, 17990, 18504, 19530, 20560, 21588, 22320, 23130, 23901, 26040, 26985, 28784, 30840, 31248, 31868, 32382, 35980, 37008, 39060, 39835, 43176, 46260, 47802, 52080, 53970, 55769, 61680, 63736, 64764, 71703, 71960, 78120, 79670, 80955, 86352, 92520, 95604, 107940, 111538, 119505, 127472, 129528, 143406, 143920, 156240, 159340, 161910, 167307, 185040, 191208, 215880, 223076, 239010, 259056, 278845, 286812, 318680, 323820, 334614, 358515, 382416, 431760, 446152, 478020, 501921, 557690, 573624, 637360, 647640, 669228, 717030, 836535, 892304, 956040, 1003842, 1115380, 1147248, 1295280, 1338456, 1434060, 1673070, 1912080, 2007684, 2230760, 2509605, 2676912, 2868120, 3346140, 4015368, 4461520, 5019210, 5736240, 6692280, 8030736, 10038420, 13384560, 20076840, 40153680]

約数ペア:

[(1, 40153680), (2, 20076840), (3, 13384560), (4, 10038420), (5, 8030736), (6, 6692280), (7, 5736240), (8, 5019210), (9, 4461520), (10, 4015368), (12, 3346140), (14, 2868120), (15, 2676912), (16, 2509605), (18, 2230760), (20, 2007684), (21, 1912080), (24, 1673070), (28, 1434060), (30, 1338456), (31, 1295280), (35, 1147248), (36, 1115380), (40, 1003842), (42, 956040), (45, 892304), (48, 836535), (56, 717030), (60, 669228), (62, 647640), (63, 637360), (70, 573624), (72, 557690), (80, 501921), (84, 478020), (90, 446152), (93, 431760), (105, 382416), (112, 358515), (120, 334614), (124, 323820), (126, 318680), (140, 286812), (144, 278845), (155, 259056), (168, 239010), (180, 223076), (186, 215880), (210, 191208), (217, 185040), (240, 167307), (248, 161910), (252, 159340), (257, 156240), (279, 143920), (280, 143406), (310, 129528), (315, 127472), (336, 119505), (360, 111538), (372, 107940), (420, 95604), (434, 92520), (465, 86352), (496, 80955), (504, 79670), (514, 78120), (558, 71960), (560, 71703), (620, 64764), (630, 63736), (651, 61680), (720, 55769), (744, 53970), (771, 52080), (840, 47802), (868, 46260), (930, 43176), (1008, 39835), (1028, 39060), (1085, 37008), (1116, 35980), (1240, 32382), (1260, 31868), (1285, 31248), (1302, 30840), (1395, 28784), (1488, 26985), (1542, 26040), (1680, 23901), (1736, 23130), (1799, 22320), (1860, 21588), (1953, 20560), (2056, 19530), (2170, 18504), (2232, 17990), (2313, 17360), (2480, 16191), (2520, 15934), (2570, 15624), (2604, 15420), (2790, 14392), (3084, 13020), (3255, 12336), (3472, 11565), (3598, 11160), (3720, 10794), (3855, 10416), (3906, 10280), (4112, 9765), (4340, 9252), (4464, 8995), (4626, 8680), (5040, 7967), (5140, 7812), (5208, 7710), (5397, 7440), (5580, 7196), (6168, 6510)]