127379280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{75821}}^1$

素因数の和:75844

約数の個数: 80

約数和(自身を含む): 451292544

約数和(自身を除く): 323913264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 75821, 151642, 227463, 303284, 379105, 454926, 530747, 606568, 758210, 909852, 1061494, 1137315, 1213136, 1516420, 1592241, 1819704, 2122988, 2274630, 2653735, 3032840, 3184482, 3639408, 4245976, 4549260, 5307470, 6065680, 6368964, 7961205, 8491952, 9098520, 10614940, 12737928, 15922410, 18197040, 21229880, 25475856, 31844820, 42459760, 63689640, 127379280]

約数ペア:

[(1, 127379280), (2, 63689640), (3, 42459760), (4, 31844820), (5, 25475856), (6, 21229880), (7, 18197040), (8, 15922410), (10, 12737928), (12, 10614940), (14, 9098520), (15, 8491952), (16, 7961205), (20, 6368964), (21, 6065680), (24, 5307470), (28, 4549260), (30, 4245976), (35, 3639408), (40, 3184482), (42, 3032840), (48, 2653735), (56, 2274630), (60, 2122988), (70, 1819704), (80, 1592241), (84, 1516420), (105, 1213136), (112, 1137315), (120, 1061494), (140, 909852), (168, 758210), (210, 606568), (240, 530747), (280, 454926), (336, 379105), (420, 303284), (560, 227463), (840, 151642), (1680, 75821)]