18127340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 48384000

約数和(自身を除く): 30256660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 79, 110, 140, 149, 154, 158, 220, 298, 308, 316, 385, 395, 553, 596, 745, 770, 790, 869, 1043, 1106, 1490, 1540, 1580, 1639, 1738, 2086, 2212, 2765, 2980, 3278, 3476, 4172, 4345, 5215, 5530, 6083, 6556, 8195, 8690, 10430, 11060, 11473, 11771, 12166, 16390, 17380, 20860, 22946, 23542, 24332, 30415, 32780, 45892, 47084, 57365, 58855, 60830, 82397, 114730, 117710, 121660, 129481, 164794, 229460, 235420, 258962, 329588, 411985, 517924, 647405, 823970, 906367, 1294810, 1647940, 1812734, 2589620, 3625468, 4531835, 9063670, 18127340]

約数ペア:

[(1, 18127340), (2, 9063670), (4, 4531835), (5, 3625468), (7, 2589620), (10, 1812734), (11, 1647940), (14, 1294810), (20, 906367), (22, 823970), (28, 647405), (35, 517924), (44, 411985), (55, 329588), (70, 258962), (77, 235420), (79, 229460), (110, 164794), (140, 129481), (149, 121660), (154, 117710), (158, 114730), (220, 82397), (298, 60830), (308, 58855), (316, 57365), (385, 47084), (395, 45892), (553, 32780), (596, 30415), (745, 24332), (770, 23542), (790, 22946), (869, 20860), (1043, 17380), (1106, 16390), (1490, 12166), (1540, 11771), (1580, 11473), (1639, 11060), (1738, 10430), (2086, 8690), (2212, 8195), (2765, 6556), (2980, 6083), (3278, 5530), (3476, 5215), (4172, 4345)]