154722890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16619}}^1$

素因数の和:16659

約数の個数: 48

約数和(自身を含む): 341042400

約数和(自身を除く): 186319510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 16619, 33238, 83095, 116333, 166190, 232666, 315761, 581665, 631522, 814331, 1163330, 1578805, 1628662, 2210327, 3157610, 4071655, 4420654, 8143310, 11051635, 15472289, 22103270, 30944578, 77361445, 154722890]

約数ペア:

[(1, 154722890), (2, 77361445), (5, 30944578), (7, 22103270), (10, 15472289), (14, 11051635), (19, 8143310), (35, 4420654), (38, 4071655), (49, 3157610), (70, 2210327), (95, 1628662), (98, 1578805), (133, 1163330), (190, 814331), (245, 631522), (266, 581665), (490, 315761), (665, 232666), (931, 166190), (1330, 116333), (1862, 83095), (4655, 33238), (9310, 16619)]