285835880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:915

約数の個数: 96

約数和(自身を含む): 717481800

約数和(自身を除く): 431645920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 121, 146, 220, 242, 292, 365, 440, 484, 584, 605, 730, 803, 809, 968, 1210, 1460, 1606, 1618, 2420, 2920, 3212, 3236, 4015, 4045, 4840, 6424, 6472, 8030, 8090, 8833, 8899, 16060, 16180, 17666, 17798, 32120, 32360, 35332, 35596, 44165, 44495, 59057, 70664, 71192, 88330, 88990, 97889, 118114, 176660, 177980, 195778, 236228, 295285, 353320, 355960, 391556, 472456, 489445, 590570, 649627, 783112, 978890, 1181140, 1299254, 1957780, 2362280, 2598508, 3248135, 3915560, 5197016, 6496270, 7145897, 12992540, 14291794, 25985080, 28583588, 35729485, 57167176, 71458970, 142917940, 285835880]

約数ペア:

[(1, 285835880), (2, 142917940), (4, 71458970), (5, 57167176), (8, 35729485), (10, 28583588), (11, 25985080), (20, 14291794), (22, 12992540), (40, 7145897), (44, 6496270), (55, 5197016), (73, 3915560), (88, 3248135), (110, 2598508), (121, 2362280), (146, 1957780), (220, 1299254), (242, 1181140), (292, 978890), (365, 783112), (440, 649627), (484, 590570), (584, 489445), (605, 472456), (730, 391556), (803, 355960), (809, 353320), (968, 295285), (1210, 236228), (1460, 195778), (1606, 177980), (1618, 176660), (2420, 118114), (2920, 97889), (3212, 88990), (3236, 88330), (4015, 71192), (4045, 70664), (4840, 59057), (6424, 44495), (6472, 44165), (8030, 35596), (8090, 35332), (8833, 32360), (8899, 32120), (16060, 17798), (16180, 17666)]