253817928

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:421

約数の個数: 256

約数和(自身を含む): 893760000

約数和(自身を除く): 639942072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 37, 39, 42, 52, 54, 56, 63, 72, 74, 78, 84, 91, 104, 108, 111, 117, 126, 148, 156, 168, 182, 189, 216, 222, 234, 252, 259, 273, 296, 312, 333, 349, 351, 364, 378, 444, 468, 481, 504, 518, 546, 666, 698, 702, 728, 756, 777, 819, 888, 936, 962, 999, 1036, 1047, 1092, 1332, 1396, 1404, 1443, 1512, 1554, 1638, 1924, 1998, 2072, 2094, 2184, 2331, 2443, 2457, 2664, 2792, 2808, 2886, 3108, 3141, 3276, 3367, 3848, 3996, 4188, 4329, 4537, 4662, 4886, 4914, 5772, 6216, 6282, 6552, 6734, 6993, 7329, 7992, 8376, 8658, 9074, 9324, 9423, 9772, 9828, 10101, 11544, 12564, 12913, 12987, 13468, 13611, 13986, 14658, 17316, 18148, 18648, 18846, 19544, 19656, 20202, 21987, 25128, 25826, 25974, 26936, 27222, 27972, 29316, 30303, 31759, 34632, 36296, 37692, 38739, 40404, 40833, 43974, 51652, 51948, 54444, 55944, 58632, 60606, 63518, 65961, 75384, 77478, 80808, 81666, 87948, 90391, 90909, 95277, 103304, 103896, 108888, 116217, 121212, 122499, 127036, 131922, 154956, 163332, 167869, 175896, 180782, 181818, 190554, 232434, 242424, 244998, 254072, 263844, 271173, 285831, 309912, 326664, 335738, 348651, 361564, 363636, 381108, 464868, 489996, 503607, 527688, 542346, 571662, 671476, 697302, 723128, 727272, 762216, 813519, 857493, 929736, 979992, 1007214, 1084692, 1143324, 1175083, 1342952, 1394604, 1510821, 1627038, 1714986, 2014428, 2169384, 2286648, 2350166, 2440557, 2789208, 3021642, 3254076, 3429972, 3525249, 4028856, 4532463, 4700332, 4881114, 6043284, 6508152, 6859944, 7050498, 9064926, 9400664, 9762228, 10575747, 12086568, 14100996, 18129852, 19524456, 21151494, 28201992, 31727241, 36259704, 42302988, 63454482, 84605976, 126908964, 253817928]

約数ペア:

[(1, 253817928), (2, 126908964), (3, 84605976), (4, 63454482), (6, 42302988), (7, 36259704), (8, 31727241), (9, 28201992), (12, 21151494), (13, 19524456), (14, 18129852), (18, 14100996), (21, 12086568), (24, 10575747), (26, 9762228), (27, 9400664), (28, 9064926), (36, 7050498), (37, 6859944), (39, 6508152), (42, 6043284), (52, 4881114), (54, 4700332), (56, 4532463), (63, 4028856), (72, 3525249), (74, 3429972), (78, 3254076), (84, 3021642), (91, 2789208), (104, 2440557), (108, 2350166), (111, 2286648), (117, 2169384), (126, 2014428), (148, 1714986), (156, 1627038), (168, 1510821), (182, 1394604), (189, 1342952), (216, 1175083), (222, 1143324), (234, 1084692), (252, 1007214), (259, 979992), (273, 929736), (296, 857493), (312, 813519), (333, 762216), (349, 727272), (351, 723128), (364, 697302), (378, 671476), (444, 571662), (468, 542346), (481, 527688), (504, 503607), (518, 489996), (546, 464868), (666, 381108), (698, 363636), (702, 361564), (728, 348651), (756, 335738), (777, 326664), (819, 309912), (888, 285831), (936, 271173), (962, 263844), (999, 254072), (1036, 244998), (1047, 242424), (1092, 232434), (1332, 190554), (1396, 181818), (1404, 180782), (1443, 175896), (1512, 167869), (1554, 163332), (1638, 154956), (1924, 131922), (1998, 127036), (2072, 122499), (2094, 121212), (2184, 116217), (2331, 108888), (2443, 103896), (2457, 103304), (2664, 95277), (2792, 90909), (2808, 90391), (2886, 87948), (3108, 81666), (3141, 80808), (3276, 77478), (3367, 75384), (3848, 65961), (3996, 63518), (4188, 60606), (4329, 58632), (4537, 55944), (4662, 54444), (4886, 51948), (4914, 51652), (5772, 43974), (6216, 40833), (6282, 40404), (6552, 38739), (6734, 37692), (6993, 36296), (7329, 34632), (7992, 31759), (8376, 30303), (8658, 29316), (9074, 27972), (9324, 27222), (9423, 26936), (9772, 25974), (9828, 25826), (10101, 25128), (11544, 21987), (12564, 20202), (12913, 19656), (12987, 19544), (13468, 18846), (13611, 18648), (13986, 18148), (14658, 17316)]