149295580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2039}}^1$

素因数の和:2578

約数の個数: 48

約数和(自身を含む): 359170560

約数和(自身を除く): 209874980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2039, 2092, 2615, 3661, 4078, 5230, 7322, 8156, 10195, 10460, 14273, 14644, 18305, 20390, 28546, 36610, 40780, 57092, 71365, 73220, 142730, 285460, 1066397, 2132794, 4265588, 5331985, 7464779, 10663970, 14929558, 21327940, 29859116, 37323895, 74647790, 149295580]

約数ペア:

[(1, 149295580), (2, 74647790), (4, 37323895), (5, 29859116), (7, 21327940), (10, 14929558), (14, 10663970), (20, 7464779), (28, 5331985), (35, 4265588), (70, 2132794), (140, 1066397), (523, 285460), (1046, 142730), (2039, 73220), (2092, 71365), (2615, 57092), (3661, 40780), (4078, 36610), (5230, 28546), (7322, 20390), (8156, 18305), (10195, 14644), (10460, 14273)]