308757960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{40841}}^1$

素因数の和:40868

約数の個数: 128

約数和(自身を含む): 1176249600

約数和(自身を除く): 867491640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 40841, 81682, 122523, 163364, 204205, 245046, 285887, 326728, 367569, 408410, 490092, 571774, 612615, 735138, 816820, 857661, 980184, 1102707, 1143548, 1225230, 1429435, 1470276, 1633640, 1715322, 1837845, 2205414, 2287096, 2450460, 2572983, 2858870, 2940552, 3430644, 3675690, 4288305, 4410828, 4900920, 5145966, 5513535, 5717740, 6861288, 7351380, 7718949, 8576610, 8821656, 10291932, 11027070, 11435480, 12864915, 14702760, 15437898, 17153220, 20583864, 22054140, 25729830, 30875796, 34306440, 38594745, 44108280, 51459660, 61751592, 77189490, 102919320, 154378980, 308757960]

約数ペア:

[(1, 308757960), (2, 154378980), (3, 102919320), (4, 77189490), (5, 61751592), (6, 51459660), (7, 44108280), (8, 38594745), (9, 34306440), (10, 30875796), (12, 25729830), (14, 22054140), (15, 20583864), (18, 17153220), (20, 15437898), (21, 14702760), (24, 12864915), (27, 11435480), (28, 11027070), (30, 10291932), (35, 8821656), (36, 8576610), (40, 7718949), (42, 7351380), (45, 6861288), (54, 5717740), (56, 5513535), (60, 5145966), (63, 4900920), (70, 4410828), (72, 4288305), (84, 3675690), (90, 3430644), (105, 2940552), (108, 2858870), (120, 2572983), (126, 2450460), (135, 2287096), (140, 2205414), (168, 1837845), (180, 1715322), (189, 1633640), (210, 1470276), (216, 1429435), (252, 1225230), (270, 1143548), (280, 1102707), (315, 980184), (360, 857661), (378, 816820), (420, 735138), (504, 612615), (540, 571774), (630, 490092), (756, 408410), (840, 367569), (945, 326728), (1080, 285887), (1260, 245046), (1512, 204205), (1890, 163364), (2520, 122523), (3780, 81682), (7560, 40841)]