260846640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:348

約数の個数: 240

約数和(自身を含む): 941162976

約数和(自身を除く): 680316336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 101, 102, 120, 136, 144, 153, 170, 180, 202, 204, 211, 240, 255, 272, 303, 306, 340, 360, 404, 408, 422, 505, 510, 606, 612, 633, 680, 720, 765, 808, 816, 844, 909, 1010, 1020, 1055, 1212, 1224, 1266, 1360, 1515, 1530, 1616, 1688, 1717, 1818, 1899, 2020, 2040, 2110, 2424, 2448, 2532, 3030, 3060, 3165, 3376, 3434, 3587, 3636, 3798, 4040, 4080, 4220, 4545, 4848, 5064, 5151, 6060, 6120, 6330, 6868, 7174, 7272, 7596, 8080, 8440, 8585, 9090, 9495, 10128, 10302, 10761, 12120, 12240, 12660, 13736, 14348, 14544, 15192, 15453, 16880, 17170, 17935, 18180, 18990, 20604, 21311, 21522, 24240, 25320, 25755, 27472, 28696, 30384, 30906, 32283, 34340, 35870, 36360, 37980, 41208, 42622, 43044, 50640, 51510, 53805, 57392, 61812, 63933, 64566, 68680, 71740, 72720, 75960, 77265, 82416, 85244, 86088, 103020, 106555, 107610, 123624, 127866, 129132, 137360, 143480, 151920, 154530, 161415, 170488, 172176, 191799, 206040, 213110, 215220, 247248, 255732, 258264, 286960, 309060, 319665, 322830, 340976, 362287, 383598, 412080, 426220, 430440, 511464, 516528, 618120, 639330, 645660, 724574, 767196, 852440, 860880, 958995, 1022928, 1086861, 1236240, 1278660, 1291320, 1449148, 1534392, 1704880, 1811435, 1917990, 2173722, 2557320, 2582640, 2898296, 3068784, 3260583, 3622870, 3835980, 4347444, 5114640, 5434305, 5796592, 6521166, 7245740, 7671960, 8694888, 10868610, 13042332, 14491480, 15343920, 16302915, 17389776, 21737220, 26084664, 28982960, 32605830, 43474440, 52169328, 65211660, 86948880, 130423320, 260846640]

約数ペア:

[(1, 260846640), (2, 130423320), (3, 86948880), (4, 65211660), (5, 52169328), (6, 43474440), (8, 32605830), (9, 28982960), (10, 26084664), (12, 21737220), (15, 17389776), (16, 16302915), (17, 15343920), (18, 14491480), (20, 13042332), (24, 10868610), (30, 8694888), (34, 7671960), (36, 7245740), (40, 6521166), (45, 5796592), (48, 5434305), (51, 5114640), (60, 4347444), (68, 3835980), (72, 3622870), (80, 3260583), (85, 3068784), (90, 2898296), (101, 2582640), (102, 2557320), (120, 2173722), (136, 1917990), (144, 1811435), (153, 1704880), (170, 1534392), (180, 1449148), (202, 1291320), (204, 1278660), (211, 1236240), (240, 1086861), (255, 1022928), (272, 958995), (303, 860880), (306, 852440), (340, 767196), (360, 724574), (404, 645660), (408, 639330), (422, 618120), (505, 516528), (510, 511464), (606, 430440), (612, 426220), (633, 412080), (680, 383598), (720, 362287), (765, 340976), (808, 322830), (816, 319665), (844, 309060), (909, 286960), (1010, 258264), (1020, 255732), (1055, 247248), (1212, 215220), (1224, 213110), (1266, 206040), (1360, 191799), (1515, 172176), (1530, 170488), (1616, 161415), (1688, 154530), (1717, 151920), (1818, 143480), (1899, 137360), (2020, 129132), (2040, 127866), (2110, 123624), (2424, 107610), (2448, 106555), (2532, 103020), (3030, 86088), (3060, 85244), (3165, 82416), (3376, 77265), (3434, 75960), (3587, 72720), (3636, 71740), (3798, 68680), (4040, 64566), (4080, 63933), (4220, 61812), (4545, 57392), (4848, 53805), (5064, 51510), (5151, 50640), (6060, 43044), (6120, 42622), (6330, 41208), (6868, 37980), (7174, 36360), (7272, 35870), (7596, 34340), (8080, 32283), (8440, 30906), (8585, 30384), (9090, 28696), (9495, 27472), (10128, 25755), (10302, 25320), (10761, 24240), (12120, 21522), (12240, 21311), (12660, 20604), (13736, 18990), (14348, 18180), (14544, 17935), (15192, 17170), (15453, 16880)]