7829220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2663}}^1$

素因数の和:2689

約数の個数: 72

約数和(自身を含む): 25510464

約数和(自身を除く): 17681244

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, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2663, 2940, 5326, 7989, 10652, 13315, 15978, 18641, 26630, 31956, 37282, 39945, 53260, 55923, 74564, 79890, 93205, 111846, 130487, 159780, 186410, 223692, 260974, 279615, 372820, 391461, 521948, 559230, 652435, 782922, 1118460, 1304870, 1565844, 1957305, 2609740, 3914610, 7829220]

約数ペア:

[(1, 7829220), (2, 3914610), (3, 2609740), (4, 1957305), (5, 1565844), (6, 1304870), (7, 1118460), (10, 782922), (12, 652435), (14, 559230), (15, 521948), (20, 391461), (21, 372820), (28, 279615), (30, 260974), (35, 223692), (42, 186410), (49, 159780), (60, 130487), (70, 111846), (84, 93205), (98, 79890), (105, 74564), (140, 55923), (147, 53260), (196, 39945), (210, 37282), (245, 31956), (294, 26630), (420, 18641), (490, 15978), (588, 13315), (735, 10652), (980, 7989), (1470, 5326), (2663, 2940)]