479220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{163}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 1570464

約数和(自身を除く): 1091244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 163, 196, 210, 245, 294, 326, 420, 489, 490, 588, 652, 735, 815, 978, 980, 1141, 1470, 1630, 1956, 2282, 2445, 2940, 3260, 3423, 4564, 4890, 5705, 6846, 7987, 9780, 11410, 13692, 15974, 17115, 22820, 23961, 31948, 34230, 39935, 47922, 68460, 79870, 95844, 119805, 159740, 239610, 479220]

約数ペア:

[(1, 479220), (2, 239610), (3, 159740), (4, 119805), (5, 95844), (6, 79870), (7, 68460), (10, 47922), (12, 39935), (14, 34230), (15, 31948), (20, 23961), (21, 22820), (28, 17115), (30, 15974), (35, 13692), (42, 11410), (49, 9780), (60, 7987), (70, 6846), (84, 5705), (98, 4890), (105, 4564), (140, 3423), (147, 3260), (163, 2940), (196, 2445), (210, 2282), (245, 1956), (294, 1630), (326, 1470), (420, 1141), (489, 980), (490, 978), (588, 815), (652, 735)]