256850568

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 256

約数和(自身を含む): 829785600

約数和(自身を除く): 572935032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 23, 24, 26, 27, 36, 39, 41, 46, 52, 54, 69, 72, 78, 82, 92, 97, 104, 108, 117, 123, 138, 156, 164, 184, 194, 207, 216, 234, 246, 276, 291, 299, 312, 328, 351, 369, 388, 414, 468, 492, 533, 552, 582, 598, 621, 702, 738, 776, 828, 873, 897, 936, 943, 984, 1066, 1107, 1164, 1196, 1242, 1261, 1404, 1476, 1599, 1656, 1746, 1794, 1886, 2132, 2214, 2231, 2328, 2392, 2484, 2522, 2619, 2691, 2808, 2829, 2952, 3198, 3492, 3588, 3772, 3783, 3977, 4264, 4428, 4462, 4797, 4968, 5044, 5238, 5382, 5658, 6396, 6693, 6984, 7176, 7544, 7566, 7954, 8073, 8487, 8856, 8924, 9594, 10088, 10476, 10764, 11316, 11349, 11931, 12259, 12792, 13386, 14391, 15132, 15908, 16146, 16974, 17848, 19188, 20079, 20952, 21528, 22632, 22698, 23862, 24518, 25461, 26772, 28782, 29003, 30264, 31816, 32292, 33948, 34047, 35793, 36777, 38376, 40158, 45396, 47724, 49036, 50922, 51701, 53544, 57564, 58006, 60237, 64584, 67896, 68094, 71586, 73554, 80316, 87009, 90792, 91471, 95448, 98072, 101844, 103402, 107379, 110331, 115128, 116012, 120474, 136188, 143172, 147108, 155103, 160632, 174018, 182942, 203688, 206804, 214758, 220662, 232024, 240948, 261027, 272376, 274413, 286344, 294216, 310206, 330993, 348036, 365884, 413608, 429516, 441324, 465309, 481896, 522054, 548826, 620412, 661986, 696072, 731768, 783081, 823239, 859032, 882648, 930618, 1044108, 1097652, 1189123, 1240824, 1323972, 1395927, 1566162, 1646478, 1861236, 2088216, 2195304, 2378246, 2469717, 2647944, 2791854, 3132324, 3292956, 3567369, 3722472, 4756492, 4939434, 5583708, 6264648, 6585912, 7134738, 9512984, 9878868, 10702107, 11167416, 14269476, 19757736, 21404214, 28538952, 32106321, 42808428, 64212642, 85616856, 128425284, 256850568]

約数ペア:

[(1, 256850568), (2, 128425284), (3, 85616856), (4, 64212642), (6, 42808428), (8, 32106321), (9, 28538952), (12, 21404214), (13, 19757736), (18, 14269476), (23, 11167416), (24, 10702107), (26, 9878868), (27, 9512984), (36, 7134738), (39, 6585912), (41, 6264648), (46, 5583708), (52, 4939434), (54, 4756492), (69, 3722472), (72, 3567369), (78, 3292956), (82, 3132324), (92, 2791854), (97, 2647944), (104, 2469717), (108, 2378246), (117, 2195304), (123, 2088216), (138, 1861236), (156, 1646478), (164, 1566162), (184, 1395927), (194, 1323972), (207, 1240824), (216, 1189123), (234, 1097652), (246, 1044108), (276, 930618), (291, 882648), (299, 859032), (312, 823239), (328, 783081), (351, 731768), (369, 696072), (388, 661986), (414, 620412), (468, 548826), (492, 522054), (533, 481896), (552, 465309), (582, 441324), (598, 429516), (621, 413608), (702, 365884), (738, 348036), (776, 330993), (828, 310206), (873, 294216), (897, 286344), (936, 274413), (943, 272376), (984, 261027), (1066, 240948), (1107, 232024), (1164, 220662), (1196, 214758), (1242, 206804), (1261, 203688), (1404, 182942), (1476, 174018), (1599, 160632), (1656, 155103), (1746, 147108), (1794, 143172), (1886, 136188), (2132, 120474), (2214, 116012), (2231, 115128), (2328, 110331), (2392, 107379), (2484, 103402), (2522, 101844), (2619, 98072), (2691, 95448), (2808, 91471), (2829, 90792), (2952, 87009), (3198, 80316), (3492, 73554), (3588, 71586), (3772, 68094), (3783, 67896), (3977, 64584), (4264, 60237), (4428, 58006), (4462, 57564), (4797, 53544), (4968, 51701), (5044, 50922), (5238, 49036), (5382, 47724), (5658, 45396), (6396, 40158), (6693, 38376), (6984, 36777), (7176, 35793), (7544, 34047), (7566, 33948), (7954, 32292), (8073, 31816), (8487, 30264), (8856, 29003), (8924, 28782), (9594, 26772), (10088, 25461), (10476, 24518), (10764, 23862), (11316, 22698), (11349, 22632), (11931, 21528), (12259, 20952), (12792, 20079), (13386, 19188), (14391, 17848), (15132, 16974), (15908, 16146)]