78171912

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 256

約数和(自身を含む): 276595200

約数和(自身を除く): 198423288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 41, 42, 52, 54, 56, 63, 72, 78, 82, 84, 91, 97, 104, 108, 117, 123, 126, 156, 164, 168, 182, 189, 194, 216, 234, 246, 252, 273, 287, 291, 312, 328, 351, 364, 369, 378, 388, 468, 492, 504, 533, 546, 574, 582, 679, 702, 728, 738, 756, 776, 819, 861, 873, 936, 984, 1066, 1092, 1107, 1148, 1164, 1261, 1358, 1404, 1476, 1512, 1599, 1638, 1722, 1746, 2037, 2132, 2184, 2214, 2296, 2328, 2457, 2522, 2583, 2619, 2716, 2808, 2952, 3198, 3276, 3444, 3492, 3731, 3783, 3977, 4074, 4264, 4428, 4797, 4914, 5044, 5166, 5238, 5432, 6111, 6396, 6552, 6888, 6984, 7462, 7566, 7749, 7954, 8148, 8827, 8856, 9594, 9828, 10088, 10332, 10476, 11193, 11349, 11931, 12222, 12792, 14391, 14924, 15132, 15498, 15908, 16296, 17654, 18333, 19188, 19656, 20664, 20952, 22386, 22698, 23862, 24444, 26481, 27839, 28782, 29848, 30264, 30996, 31816, 33579, 34047, 35308, 35793, 36666, 38376, 44772, 45396, 47724, 48888, 51701, 52962, 55678, 57564, 61992, 67158, 68094, 70616, 71586, 73332, 79443, 83517, 89544, 90792, 95448, 100737, 103402, 105924, 107379, 111356, 115128, 134316, 136188, 143172, 146664, 155103, 158886, 167034, 201474, 206804, 211848, 214758, 222712, 238329, 250551, 268632, 272376, 286344, 310206, 317772, 334068, 361907, 402948, 413608, 429516, 465309, 476658, 501102, 620412, 635544, 668136, 723814, 751653, 805896, 859032, 930618, 953316, 1002204, 1085721, 1240824, 1395927, 1447628, 1503306, 1861236, 1906632, 2004408, 2171442, 2791854, 2895256, 3006612, 3257163, 3722472, 4342884, 5583708, 6013224, 6514326, 8685768, 9771489, 11167416, 13028652, 19542978, 26057304, 39085956, 78171912]

約数ペア:

[(1, 78171912), (2, 39085956), (3, 26057304), (4, 19542978), (6, 13028652), (7, 11167416), (8, 9771489), (9, 8685768), (12, 6514326), (13, 6013224), (14, 5583708), (18, 4342884), (21, 3722472), (24, 3257163), (26, 3006612), (27, 2895256), (28, 2791854), (36, 2171442), (39, 2004408), (41, 1906632), (42, 1861236), (52, 1503306), (54, 1447628), (56, 1395927), (63, 1240824), (72, 1085721), (78, 1002204), (82, 953316), (84, 930618), (91, 859032), (97, 805896), (104, 751653), (108, 723814), (117, 668136), (123, 635544), (126, 620412), (156, 501102), (164, 476658), (168, 465309), (182, 429516), (189, 413608), (194, 402948), (216, 361907), (234, 334068), (246, 317772), (252, 310206), (273, 286344), (287, 272376), (291, 268632), (312, 250551), (328, 238329), (351, 222712), (364, 214758), (369, 211848), (378, 206804), (388, 201474), (468, 167034), (492, 158886), (504, 155103), (533, 146664), (546, 143172), (574, 136188), (582, 134316), (679, 115128), (702, 111356), (728, 107379), (738, 105924), (756, 103402), (776, 100737), (819, 95448), (861, 90792), (873, 89544), (936, 83517), (984, 79443), (1066, 73332), (1092, 71586), (1107, 70616), (1148, 68094), (1164, 67158), (1261, 61992), (1358, 57564), (1404, 55678), (1476, 52962), (1512, 51701), (1599, 48888), (1638, 47724), (1722, 45396), (1746, 44772), (2037, 38376), (2132, 36666), (2184, 35793), (2214, 35308), (2296, 34047), (2328, 33579), (2457, 31816), (2522, 30996), (2583, 30264), (2619, 29848), (2716, 28782), (2808, 27839), (2952, 26481), (3198, 24444), (3276, 23862), (3444, 22698), (3492, 22386), (3731, 20952), (3783, 20664), (3977, 19656), (4074, 19188), (4264, 18333), (4428, 17654), (4797, 16296), (4914, 15908), (5044, 15498), (5166, 15132), (5238, 14924), (5432, 14391), (6111, 12792), (6396, 12222), (6552, 11931), (6888, 11349), (6984, 11193), (7462, 10476), (7566, 10332), (7749, 10088), (7954, 9828), (8148, 9594), (8827, 8856)]