55174140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43789}}^1$

素因数の和:43811

約数の個数: 72

約数和(自身を含む): 191274720

約数和(自身を除く): 136100580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 43789, 87578, 131367, 175156, 218945, 262734, 306523, 394101, 437890, 525468, 613046, 656835, 788202, 875780, 919569, 1226092, 1313670, 1532615, 1576404, 1839138, 1970505, 2627340, 2758707, 3065230, 3678276, 3941010, 4597845, 5517414, 6130460, 7882020, 9195690, 11034828, 13793535, 18391380, 27587070, 55174140]

約数ペア:

[(1, 55174140), (2, 27587070), (3, 18391380), (4, 13793535), (5, 11034828), (6, 9195690), (7, 7882020), (9, 6130460), (10, 5517414), (12, 4597845), (14, 3941010), (15, 3678276), (18, 3065230), (20, 2758707), (21, 2627340), (28, 1970505), (30, 1839138), (35, 1576404), (36, 1532615), (42, 1313670), (45, 1226092), (60, 919569), (63, 875780), (70, 788202), (84, 656835), (90, 613046), (105, 525468), (126, 437890), (140, 394101), (180, 306523), (210, 262734), (252, 218945), (315, 175156), (420, 131367), (630, 87578), (1260, 43789)]