129951990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{206273}}^1$

素因数の和:206293

約数の個数: 48

約数和(自身を含む): 386144928

約数和(自身を除く): 256192938

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 206273, 412546, 618819, 1031365, 1237638, 1443911, 1856457, 2062730, 2887822, 3094095, 3712914, 4331733, 6188190, 7219555, 8663466, 9282285, 12995199, 14439110, 18564570, 21658665, 25990398, 43317330, 64975995, 129951990]

約数ペア:

[(1, 129951990), (2, 64975995), (3, 43317330), (5, 25990398), (6, 21658665), (7, 18564570), (9, 14439110), (10, 12995199), (14, 9282285), (15, 8663466), (18, 7219555), (21, 6188190), (30, 4331733), (35, 3712914), (42, 3094095), (45, 2887822), (63, 2062730), (70, 1856457), (90, 1443911), (105, 1237638), (126, 1031365), (210, 618819), (315, 412546), (630, 206273)]