128548260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4793}}^1$

素因数の和:4957

約数の個数: 72

約数和(自身を含む): 392628600

約数和(自身を除く): 264080340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 4793, 5364, 6705, 8940, 9586, 13410, 14379, 19172, 23965, 26820, 28758, 43137, 47930, 57516, 71895, 86274, 95860, 143790, 172548, 215685, 287580, 431370, 714157, 862740, 1428314, 2142471, 2856628, 3570785, 4284942, 6427413, 7141570, 8569884, 10712355, 12854826, 14283140, 21424710, 25709652, 32137065, 42849420, 64274130, 128548260]

約数ペア:

[(1, 128548260), (2, 64274130), (3, 42849420), (4, 32137065), (5, 25709652), (6, 21424710), (9, 14283140), (10, 12854826), (12, 10712355), (15, 8569884), (18, 7141570), (20, 6427413), (30, 4284942), (36, 3570785), (45, 2856628), (60, 2142471), (90, 1428314), (149, 862740), (180, 714157), (298, 431370), (447, 287580), (596, 215685), (745, 172548), (894, 143790), (1341, 95860), (1490, 86274), (1788, 71895), (2235, 57516), (2682, 47930), (2980, 43137), (4470, 28758), (4793, 26820), (5364, 23965), (6705, 19172), (8940, 14379), (9586, 13410)]