257713416

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 778752000

約数和(自身を除く): 521038584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 57, 59, 62, 72, 76, 93, 103, 114, 118, 124, 152, 171, 177, 186, 206, 228, 236, 248, 279, 309, 342, 354, 372, 412, 456, 472, 531, 558, 589, 618, 684, 708, 744, 824, 927, 1062, 1116, 1121, 1178, 1236, 1368, 1416, 1767, 1829, 1854, 1957, 2124, 2232, 2242, 2356, 2472, 3193, 3363, 3534, 3658, 3708, 3914, 4248, 4484, 4712, 5301, 5487, 5871, 6077, 6386, 6726, 7068, 7316, 7416, 7828, 8968, 9579, 10089, 10602, 10974, 11742, 12154, 12772, 13452, 14136, 14632, 15656, 16461, 17613, 18231, 19158, 20178, 21204, 21948, 23484, 24308, 25544, 26904, 28737, 32922, 34751, 35226, 36462, 38316, 40356, 42408, 43896, 46968, 48616, 54693, 57474, 60667, 65844, 69502, 70452, 72924, 76632, 80712, 104253, 109386, 114948, 115463, 121334, 131688, 139004, 140904, 145848, 182001, 188387, 208506, 218772, 229896, 230926, 242668, 278008, 312759, 346389, 364002, 376774, 417012, 437544, 461852, 485336, 546003, 565161, 625518, 692778, 728004, 753548, 834024, 923704, 1039167, 1092006, 1130322, 1251036, 1385556, 1456008, 1507096, 1695483, 2078334, 2184012, 2260644, 2502072, 2771112, 3390966, 3579353, 4156668, 4368024, 4521288, 6781932, 7158706, 8313336, 10738059, 13563864, 14317412, 21476118, 28634824, 32214177, 42952236, 64428354, 85904472, 128856708, 257713416]

約数ペア:

[(1, 257713416), (2, 128856708), (3, 85904472), (4, 64428354), (6, 42952236), (8, 32214177), (9, 28634824), (12, 21476118), (18, 14317412), (19, 13563864), (24, 10738059), (31, 8313336), (36, 7158706), (38, 6781932), (57, 4521288), (59, 4368024), (62, 4156668), (72, 3579353), (76, 3390966), (93, 2771112), (103, 2502072), (114, 2260644), (118, 2184012), (124, 2078334), (152, 1695483), (171, 1507096), (177, 1456008), (186, 1385556), (206, 1251036), (228, 1130322), (236, 1092006), (248, 1039167), (279, 923704), (309, 834024), (342, 753548), (354, 728004), (372, 692778), (412, 625518), (456, 565161), (472, 546003), (531, 485336), (558, 461852), (589, 437544), (618, 417012), (684, 376774), (708, 364002), (744, 346389), (824, 312759), (927, 278008), (1062, 242668), (1116, 230926), (1121, 229896), (1178, 218772), (1236, 208506), (1368, 188387), (1416, 182001), (1767, 145848), (1829, 140904), (1854, 139004), (1957, 131688), (2124, 121334), (2232, 115463), (2242, 114948), (2356, 109386), (2472, 104253), (3193, 80712), (3363, 76632), (3534, 72924), (3658, 70452), (3708, 69502), (3914, 65844), (4248, 60667), (4484, 57474), (4712, 54693), (5301, 48616), (5487, 46968), (5871, 43896), (6077, 42408), (6386, 40356), (6726, 38316), (7068, 36462), (7316, 35226), (7416, 34751), (7828, 32922), (8968, 28737), (9579, 26904), (10089, 25544), (10602, 24308), (10974, 23484), (11742, 21948), (12154, 21204), (12772, 20178), (13452, 19158), (14136, 18231), (14632, 17613), (15656, 16461)]