869353380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{689963}}^1$

素因数の和:689985

約数の個数: 72

約数和(自身を含む): 3013762752

約数和(自身を除く): 2144409372

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, 689963, 1379926, 2069889, 2759852, 3449815, 4139778, 4829741, 6209667, 6899630, 8279556, 9659482, 10349445, 12419334, 13799260, 14489223, 19318964, 20698890, 24148705, 24838668, 28978446, 31048335, 41397780, 43467669, 48297410, 57956892, 62096670, 72446115, 86935338, 96594820, 124193340, 144892230, 173870676, 217338345, 289784460, 434676690, 869353380]

約数ペア:

[(1, 869353380), (2, 434676690), (3, 289784460), (4, 217338345), (5, 173870676), (6, 144892230), (7, 124193340), (9, 96594820), (10, 86935338), (12, 72446115), (14, 62096670), (15, 57956892), (18, 48297410), (20, 43467669), (21, 41397780), (28, 31048335), (30, 28978446), (35, 24838668), (36, 24148705), (42, 20698890), (45, 19318964), (60, 14489223), (63, 13799260), (70, 12419334), (84, 10349445), (90, 9659482), (105, 8279556), (126, 6899630), (140, 6209667), (180, 4829741), (210, 4139778), (252, 3449815), (315, 2759852), (420, 2069889), (630, 1379926), (1260, 689963)]