149651260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21943}}^1$

素因数の和:21994

約数の個数: 48

約数和(自身を含む): 353912832

約数和(自身を除く): 204261572

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 21943, 43886, 87772, 109715, 219430, 241373, 438860, 482746, 680233, 965492, 1206865, 1360466, 2413730, 2720932, 3401165, 4827460, 6802330, 7482563, 13604660, 14965126, 29930252, 37412815, 74825630, 149651260]

約数ペア:

[(1, 149651260), (2, 74825630), (4, 37412815), (5, 29930252), (10, 14965126), (11, 13604660), (20, 7482563), (22, 6802330), (31, 4827460), (44, 3401165), (55, 2720932), (62, 2413730), (110, 1360466), (124, 1206865), (155, 965492), (220, 680233), (310, 482746), (341, 438860), (620, 241373), (682, 219430), (1364, 109715), (1705, 87772), (3410, 43886), (6820, 21943)]