309291216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:385

約数の個数: 160

約数和(自身を含む): 906608640

約数和(自身を除く): 597317424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 59, 62, 78, 93, 104, 118, 124, 156, 177, 186, 208, 236, 248, 271, 312, 354, 372, 403, 472, 496, 542, 624, 708, 744, 767, 806, 813, 944, 1084, 1209, 1416, 1488, 1534, 1612, 1626, 1829, 2168, 2301, 2418, 2832, 3068, 3224, 3252, 3523, 3658, 4336, 4602, 4836, 5487, 6136, 6448, 6504, 7046, 7316, 8401, 9204, 9672, 10569, 10974, 12272, 13008, 14092, 14632, 15989, 16802, 18408, 19344, 21138, 21948, 23777, 25203, 28184, 29264, 31978, 33604, 36816, 42276, 43896, 47554, 47967, 50406, 56368, 63956, 67208, 71331, 84552, 87792, 95108, 95934, 100812, 109213, 127912, 134416, 142662, 169104, 190216, 191868, 201624, 207857, 218426, 255824, 285324, 327639, 380432, 383736, 403248, 415714, 436852, 495659, 570648, 623571, 655278, 767472, 831428, 873704, 991318, 1141296, 1247142, 1310556, 1486977, 1662856, 1747408, 1982636, 2494284, 2621112, 2973954, 3325712, 3965272, 4988568, 5242224, 5947908, 6443567, 7930544, 9977136, 11895816, 12887134, 19330701, 23791632, 25774268, 38661402, 51548536, 77322804, 103097072, 154645608, 309291216]

約数ペア:

[(1, 309291216), (2, 154645608), (3, 103097072), (4, 77322804), (6, 51548536), (8, 38661402), (12, 25774268), (13, 23791632), (16, 19330701), (24, 12887134), (26, 11895816), (31, 9977136), (39, 7930544), (48, 6443567), (52, 5947908), (59, 5242224), (62, 4988568), (78, 3965272), (93, 3325712), (104, 2973954), (118, 2621112), (124, 2494284), (156, 1982636), (177, 1747408), (186, 1662856), (208, 1486977), (236, 1310556), (248, 1247142), (271, 1141296), (312, 991318), (354, 873704), (372, 831428), (403, 767472), (472, 655278), (496, 623571), (542, 570648), (624, 495659), (708, 436852), (744, 415714), (767, 403248), (806, 383736), (813, 380432), (944, 327639), (1084, 285324), (1209, 255824), (1416, 218426), (1488, 207857), (1534, 201624), (1612, 191868), (1626, 190216), (1829, 169104), (2168, 142662), (2301, 134416), (2418, 127912), (2832, 109213), (3068, 100812), (3224, 95934), (3252, 95108), (3523, 87792), (3658, 84552), (4336, 71331), (4602, 67208), (4836, 63956), (5487, 56368), (6136, 50406), (6448, 47967), (6504, 47554), (7046, 43896), (7316, 42276), (8401, 36816), (9204, 33604), (9672, 31978), (10569, 29264), (10974, 28184), (12272, 25203), (13008, 23777), (14092, 21948), (14632, 21138), (15989, 19344), (16802, 18408)]