245704788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2221}}^1$

素因数の和:2677

約数の個数: 72

約数和(自身を含む): 711751040

約数和(自身を除く): 466046252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 439, 878, 1317, 1756, 2221, 2634, 3073, 3951, 4442, 5268, 6146, 6663, 7902, 8884, 9219, 12292, 13326, 15547, 15804, 18438, 19989, 26652, 27657, 31094, 36876, 39978, 46641, 55314, 62188, 79956, 93282, 110628, 139923, 186564, 279846, 559692, 975019, 1950038, 2925057, 3900076, 5850114, 6825133, 8775171, 11700228, 13650266, 17550342, 20475399, 27300532, 35100684, 40950798, 61426197, 81901596, 122852394, 245704788]

約数ペア:

[(1, 245704788), (2, 122852394), (3, 81901596), (4, 61426197), (6, 40950798), (7, 35100684), (9, 27300532), (12, 20475399), (14, 17550342), (18, 13650266), (21, 11700228), (28, 8775171), (36, 6825133), (42, 5850114), (63, 3900076), (84, 2925057), (126, 1950038), (252, 975019), (439, 559692), (878, 279846), (1317, 186564), (1756, 139923), (2221, 110628), (2634, 93282), (3073, 79956), (3951, 62188), (4442, 55314), (5268, 46641), (6146, 39978), (6663, 36876), (7902, 31094), (8884, 27657), (9219, 26652), (12292, 19989), (13326, 18438), (15547, 15804)]