198124640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:749

約数の個数: 144

約数和(自身を含む): 560023632

約数和(自身を除く): 361898992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 683, 740, 784, 980, 1036, 1120, 1184, 1295, 1366, 1480, 1568, 1813, 1960, 2072, 2590, 2732, 2960, 3415, 3626, 3920, 4144, 4781, 5180, 5464, 5920, 6830, 7252, 7840, 8288, 9065, 9562, 10360, 10928, 13660, 14504, 18130, 19124, 20720, 21856, 23905, 25271, 27320, 29008, 33467, 36260, 38248, 41440, 47810, 50542, 54640, 58016, 66934, 72520, 76496, 95620, 101084, 109280, 126355, 133868, 145040, 152992, 167335, 176897, 191240, 202168, 252710, 267736, 290080, 334670, 353794, 382480, 404336, 505420, 535472, 669340, 707588, 764960, 808672, 884485, 1010840, 1070944, 1238279, 1338680, 1415176, 1768970, 2021680, 2476558, 2677360, 2830352, 3537940, 4043360, 4953116, 5354720, 5660704, 6191395, 7075880, 9906232, 12382790, 14151760, 19812464, 24765580, 28303520, 39624928, 49531160, 99062320, 198124640]

約数ペア:

[(1, 198124640), (2, 99062320), (4, 49531160), (5, 39624928), (7, 28303520), (8, 24765580), (10, 19812464), (14, 14151760), (16, 12382790), (20, 9906232), (28, 7075880), (32, 6191395), (35, 5660704), (37, 5354720), (40, 4953116), (49, 4043360), (56, 3537940), (70, 2830352), (74, 2677360), (80, 2476558), (98, 2021680), (112, 1768970), (140, 1415176), (148, 1338680), (160, 1238279), (185, 1070944), (196, 1010840), (224, 884485), (245, 808672), (259, 764960), (280, 707588), (296, 669340), (370, 535472), (392, 505420), (490, 404336), (518, 382480), (560, 353794), (592, 334670), (683, 290080), (740, 267736), (784, 252710), (980, 202168), (1036, 191240), (1120, 176897), (1184, 167335), (1295, 152992), (1366, 145040), (1480, 133868), (1568, 126355), (1813, 109280), (1960, 101084), (2072, 95620), (2590, 76496), (2732, 72520), (2960, 66934), (3415, 58016), (3626, 54640), (3920, 50542), (4144, 47810), (4781, 41440), (5180, 38248), (5464, 36260), (5920, 33467), (6830, 29008), (7252, 27320), (7840, 25271), (8288, 23905), (9065, 21856), (9562, 20720), (10360, 19124), (10928, 18130), (13660, 14504)]