78255216

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2459}}^1$

素因数の和:2503

約数の個数: 120

約数和(自身を含む): 249827760

約数和(自身を除く): 171572544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 34, 36, 39, 48, 51, 52, 68, 72, 78, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 306, 312, 408, 442, 468, 612, 624, 663, 816, 884, 936, 1224, 1326, 1768, 1872, 1989, 2448, 2459, 2652, 3536, 3978, 4918, 5304, 7377, 7956, 9836, 10608, 14754, 15912, 19672, 22131, 29508, 31824, 31967, 39344, 41803, 44262, 59016, 63934, 83606, 88524, 95901, 118032, 125409, 127868, 167212, 177048, 191802, 250818, 255736, 287703, 334424, 354096, 376227, 383604, 501636, 511472, 543439, 575406, 668848, 752454, 767208, 1003272, 1086878, 1150812, 1504908, 1534416, 1630317, 2006544, 2173756, 2301624, 3009816, 3260634, 4347512, 4603248, 4890951, 6019632, 6521268, 8695024, 9781902, 13042536, 19563804, 26085072, 39127608, 78255216]

約数ペア:

[(1, 78255216), (2, 39127608), (3, 26085072), (4, 19563804), (6, 13042536), (8, 9781902), (9, 8695024), (12, 6521268), (13, 6019632), (16, 4890951), (17, 4603248), (18, 4347512), (24, 3260634), (26, 3009816), (34, 2301624), (36, 2173756), (39, 2006544), (48, 1630317), (51, 1534416), (52, 1504908), (68, 1150812), (72, 1086878), (78, 1003272), (102, 767208), (104, 752454), (117, 668848), (136, 575406), (144, 543439), (153, 511472), (156, 501636), (204, 383604), (208, 376227), (221, 354096), (234, 334424), (272, 287703), (306, 255736), (312, 250818), (408, 191802), (442, 177048), (468, 167212), (612, 127868), (624, 125409), (663, 118032), (816, 95901), (884, 88524), (936, 83606), (1224, 63934), (1326, 59016), (1768, 44262), (1872, 41803), (1989, 39344), (2448, 31967), (2459, 31824), (2652, 29508), (3536, 22131), (3978, 19672), (4918, 15912), (5304, 14754), (7377, 10608), (7956, 9836)]