256885992

素因数分解:

$2^3\times 3^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 809040960

約数和(自身を除く): 552154968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 41, 44, 54, 66, 72, 81, 82, 88, 99, 108, 123, 132, 162, 164, 198, 216, 243, 246, 264, 293, 297, 324, 328, 369, 396, 451, 486, 492, 586, 594, 648, 738, 792, 879, 891, 902, 972, 984, 1107, 1172, 1188, 1353, 1476, 1758, 1782, 1804, 1944, 2214, 2344, 2376, 2637, 2673, 2706, 2952, 3223, 3321, 3516, 3564, 3608, 4059, 4428, 5274, 5346, 5412, 6446, 6642, 7032, 7128, 7911, 8118, 8856, 9669, 9963, 10548, 10692, 10824, 12013, 12177, 12892, 13284, 15822, 16236, 19338, 19926, 21096, 21384, 23733, 24026, 24354, 25784, 26568, 29007, 31644, 32472, 36039, 36531, 38676, 39852, 47466, 48052, 48708, 58014, 63288, 71199, 72078, 73062, 77352, 79704, 87021, 94932, 96104, 97416, 108117, 109593, 116028, 132143, 142398, 144156, 146124, 174042, 189864, 216234, 219186, 232056, 261063, 264286, 284796, 288312, 292248, 324351, 348084, 396429, 432468, 438372, 522126, 528572, 569592, 648702, 696168, 783189, 792858, 864936, 876744, 973053, 1044252, 1057144, 1189287, 1297404, 1566378, 1585716, 1946106, 2088504, 2378574, 2594808, 2919159, 3132756, 3171432, 3567861, 3892212, 4757148, 5838318, 6265512, 7135722, 7784424, 9514296, 10703583, 11676636, 14271444, 21407166, 23353272, 28542888, 32110749, 42814332, 64221498, 85628664, 128442996, 256885992]

約数ペア:

[(1, 256885992), (2, 128442996), (3, 85628664), (4, 64221498), (6, 42814332), (8, 32110749), (9, 28542888), (11, 23353272), (12, 21407166), (18, 14271444), (22, 11676636), (24, 10703583), (27, 9514296), (33, 7784424), (36, 7135722), (41, 6265512), (44, 5838318), (54, 4757148), (66, 3892212), (72, 3567861), (81, 3171432), (82, 3132756), (88, 2919159), (99, 2594808), (108, 2378574), (123, 2088504), (132, 1946106), (162, 1585716), (164, 1566378), (198, 1297404), (216, 1189287), (243, 1057144), (246, 1044252), (264, 973053), (293, 876744), (297, 864936), (324, 792858), (328, 783189), (369, 696168), (396, 648702), (451, 569592), (486, 528572), (492, 522126), (586, 438372), (594, 432468), (648, 396429), (738, 348084), (792, 324351), (879, 292248), (891, 288312), (902, 284796), (972, 264286), (984, 261063), (1107, 232056), (1172, 219186), (1188, 216234), (1353, 189864), (1476, 174042), (1758, 146124), (1782, 144156), (1804, 142398), (1944, 132143), (2214, 116028), (2344, 109593), (2376, 108117), (2637, 97416), (2673, 96104), (2706, 94932), (2952, 87021), (3223, 79704), (3321, 77352), (3516, 73062), (3564, 72078), (3608, 71199), (4059, 63288), (4428, 58014), (5274, 48708), (5346, 48052), (5412, 47466), (6446, 39852), (6642, 38676), (7032, 36531), (7128, 36039), (7911, 32472), (8118, 31644), (8856, 29007), (9669, 26568), (9963, 25784), (10548, 24354), (10692, 24026), (10824, 23733), (12013, 21384), (12177, 21096), (12892, 19926), (13284, 19338), (15822, 16236)]