261350880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{77783}}^1$

素因数の和:77808

約数の個数: 96

約数和(自身を含む): 940875264

約数和(自身を除く): 679524384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 77783, 155566, 233349, 311132, 388915, 466698, 544481, 622264, 777830, 933396, 1088962, 1166745, 1244528, 1555660, 1633443, 1866792, 2177924, 2333490, 2489056, 2722405, 3111320, 3266886, 3733584, 4355848, 4666980, 5444810, 6222640, 6533772, 7467168, 8167215, 8711696, 9333960, 10889620, 12445280, 13067544, 16334430, 17423392, 18667920, 21779240, 26135088, 32668860, 37335840, 43558480, 52270176, 65337720, 87116960, 130675440, 261350880]

約数ペア:

[(1, 261350880), (2, 130675440), (3, 87116960), (4, 65337720), (5, 52270176), (6, 43558480), (7, 37335840), (8, 32668860), (10, 26135088), (12, 21779240), (14, 18667920), (15, 17423392), (16, 16334430), (20, 13067544), (21, 12445280), (24, 10889620), (28, 9333960), (30, 8711696), (32, 8167215), (35, 7467168), (40, 6533772), (42, 6222640), (48, 5444810), (56, 4666980), (60, 4355848), (70, 3733584), (80, 3266886), (84, 3111320), (96, 2722405), (105, 2489056), (112, 2333490), (120, 2177924), (140, 1866792), (160, 1633443), (168, 1555660), (210, 1244528), (224, 1166745), (240, 1088962), (280, 933396), (336, 777830), (420, 622264), (480, 544481), (560, 466698), (672, 388915), (840, 311132), (1120, 233349), (1680, 155566), (3360, 77783)]