748690920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1040

約数の個数: 192

約数和(自身を含む): 2548915200

約数和(自身を除く): 1800224280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 73, 90, 93, 120, 124, 146, 155, 180, 186, 219, 248, 279, 292, 310, 360, 365, 372, 438, 465, 558, 584, 620, 657, 730, 744, 876, 919, 930, 1095, 1116, 1240, 1314, 1395, 1460, 1752, 1838, 1860, 2190, 2232, 2263, 2628, 2757, 2790, 2920, 3285, 3676, 3720, 4380, 4526, 4595, 5256, 5514, 5580, 6570, 6789, 7352, 8271, 8760, 9052, 9190, 11028, 11160, 11315, 13140, 13578, 13785, 16542, 18104, 18380, 20367, 22056, 22630, 26280, 27156, 27570, 28489, 33084, 33945, 36760, 40734, 41355, 45260, 54312, 55140, 56978, 66168, 67087, 67890, 81468, 82710, 85467, 90520, 101835, 110280, 113956, 134174, 135780, 142445, 162936, 165420, 170934, 201261, 203670, 227912, 256401, 268348, 271560, 284890, 330840, 335435, 341868, 402522, 407340, 427335, 512802, 536696, 569780, 603783, 670870, 683736, 805044, 814680, 854670, 1006305, 1025604, 1139560, 1207566, 1282005, 1341740, 1610088, 1709340, 2012610, 2051208, 2079697, 2415132, 2564010, 2683480, 3018915, 3418680, 4025220, 4159394, 4830264, 5128020, 6037830, 6239091, 8050440, 8318788, 10256040, 10398485, 12075660, 12478182, 16637576, 18717273, 20796970, 24151320, 24956364, 31195455, 37434546, 41593940, 49912728, 62390910, 74869092, 83187880, 93586365, 124781820, 149738184, 187172730, 249563640, 374345460, 748690920]

約数ペア:

[(1, 748690920), (2, 374345460), (3, 249563640), (4, 187172730), (5, 149738184), (6, 124781820), (8, 93586365), (9, 83187880), (10, 74869092), (12, 62390910), (15, 49912728), (18, 41593940), (20, 37434546), (24, 31195455), (30, 24956364), (31, 24151320), (36, 20796970), (40, 18717273), (45, 16637576), (60, 12478182), (62, 12075660), (72, 10398485), (73, 10256040), (90, 8318788), (93, 8050440), (120, 6239091), (124, 6037830), (146, 5128020), (155, 4830264), (180, 4159394), (186, 4025220), (219, 3418680), (248, 3018915), (279, 2683480), (292, 2564010), (310, 2415132), (360, 2079697), (365, 2051208), (372, 2012610), (438, 1709340), (465, 1610088), (558, 1341740), (584, 1282005), (620, 1207566), (657, 1139560), (730, 1025604), (744, 1006305), (876, 854670), (919, 814680), (930, 805044), (1095, 683736), (1116, 670870), (1240, 603783), (1314, 569780), (1395, 536696), (1460, 512802), (1752, 427335), (1838, 407340), (1860, 402522), (2190, 341868), (2232, 335435), (2263, 330840), (2628, 284890), (2757, 271560), (2790, 268348), (2920, 256401), (3285, 227912), (3676, 203670), (3720, 201261), (4380, 170934), (4526, 165420), (4595, 162936), (5256, 142445), (5514, 135780), (5580, 134174), (6570, 113956), (6789, 110280), (7352, 101835), (8271, 90520), (8760, 85467), (9052, 82710), (9190, 81468), (11028, 67890), (11160, 67087), (11315, 66168), (13140, 56978), (13578, 55140), (13785, 54312), (16542, 45260), (18104, 41355), (18380, 40734), (20367, 36760), (22056, 33945), (22630, 33084), (26280, 28489), (27156, 27570)]