639405144

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:255

約数の個数: 256

約数和(自身を含む): 2115072000

約数和(自身を除く): 1475666856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 53, 54, 56, 63, 72, 79, 84, 101, 106, 108, 126, 158, 159, 168, 189, 202, 212, 216, 237, 252, 303, 316, 318, 371, 378, 404, 424, 474, 477, 504, 553, 606, 632, 636, 707, 711, 742, 756, 808, 909, 948, 954, 1106, 1113, 1212, 1272, 1414, 1422, 1431, 1484, 1512, 1659, 1818, 1896, 1908, 2121, 2133, 2212, 2226, 2424, 2727, 2828, 2844, 2862, 2968, 3318, 3339, 3636, 3816, 4187, 4242, 4266, 4424, 4452, 4977, 5353, 5454, 5656, 5688, 5724, 6363, 6636, 6678, 7272, 7979, 8374, 8484, 8532, 8904, 9954, 10017, 10706, 10908, 11448, 12561, 12726, 13272, 13356, 14931, 15958, 16059, 16748, 16968, 17064, 19089, 19908, 20034, 21412, 21816, 23937, 25122, 25452, 26712, 29309, 29862, 31916, 32118, 33496, 37471, 37683, 38178, 39816, 40068, 42824, 47874, 48177, 50244, 50904, 55853, 58618, 59724, 63832, 64236, 71811, 74942, 75366, 76356, 80136, 87927, 95748, 96354, 100488, 111706, 112413, 113049, 117236, 119448, 128472, 143622, 144531, 149884, 150732, 152712, 167559, 175854, 191496, 192708, 215433, 223412, 224826, 226098, 234472, 263781, 287244, 289062, 299768, 301464, 335118, 337239, 351708, 385416, 422887, 430866, 446824, 449652, 452196, 502677, 527562, 574488, 578124, 670236, 674478, 703416, 791343, 845774, 861732, 899304, 904392, 1005354, 1011717, 1055124, 1156248, 1268661, 1340472, 1348956, 1508031, 1582686, 1691548, 1723464, 2010708, 2023434, 2110248, 2537322, 2697912, 2960209, 3016062, 3165372, 3383096, 3805983, 4021416, 4046868, 5074644, 5920418, 6032124, 6330744, 7611966, 8093736, 8880627, 10149288, 11417949, 11840836, 12064248, 15223932, 17761254, 22835898, 23681672, 26641881, 30447864, 35522508, 45671796, 53283762, 71045016, 79925643, 91343592, 106567524, 159851286, 213135048, 319702572, 639405144]

約数ペア:

[(1, 639405144), (2, 319702572), (3, 213135048), (4, 159851286), (6, 106567524), (7, 91343592), (8, 79925643), (9, 71045016), (12, 53283762), (14, 45671796), (18, 35522508), (21, 30447864), (24, 26641881), (27, 23681672), (28, 22835898), (36, 17761254), (42, 15223932), (53, 12064248), (54, 11840836), (56, 11417949), (63, 10149288), (72, 8880627), (79, 8093736), (84, 7611966), (101, 6330744), (106, 6032124), (108, 5920418), (126, 5074644), (158, 4046868), (159, 4021416), (168, 3805983), (189, 3383096), (202, 3165372), (212, 3016062), (216, 2960209), (237, 2697912), (252, 2537322), (303, 2110248), (316, 2023434), (318, 2010708), (371, 1723464), (378, 1691548), (404, 1582686), (424, 1508031), (474, 1348956), (477, 1340472), (504, 1268661), (553, 1156248), (606, 1055124), (632, 1011717), (636, 1005354), (707, 904392), (711, 899304), (742, 861732), (756, 845774), (808, 791343), (909, 703416), (948, 674478), (954, 670236), (1106, 578124), (1113, 574488), (1212, 527562), (1272, 502677), (1414, 452196), (1422, 449652), (1431, 446824), (1484, 430866), (1512, 422887), (1659, 385416), (1818, 351708), (1896, 337239), (1908, 335118), (2121, 301464), (2133, 299768), (2212, 289062), (2226, 287244), (2424, 263781), (2727, 234472), (2828, 226098), (2844, 224826), (2862, 223412), (2968, 215433), (3318, 192708), (3339, 191496), (3636, 175854), (3816, 167559), (4187, 152712), (4242, 150732), (4266, 149884), (4424, 144531), (4452, 143622), (4977, 128472), (5353, 119448), (5454, 117236), (5656, 113049), (5688, 112413), (5724, 111706), (6363, 100488), (6636, 96354), (6678, 95748), (7272, 87927), (7979, 80136), (8374, 76356), (8484, 75366), (8532, 74942), (8904, 71811), (9954, 64236), (10017, 63832), (10706, 59724), (10908, 58618), (11448, 55853), (12561, 50904), (12726, 50244), (13272, 48177), (13356, 47874), (14931, 42824), (15958, 40068), (16059, 39816), (16748, 38178), (16968, 37683), (17064, 37471), (19089, 33496), (19908, 32118), (20034, 31916), (21412, 29862), (21816, 29309), (23937, 26712), (25122, 25452)]