291275152

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 666957312

約数和(自身を除く): 375682160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 137, 164, 274, 287, 328, 463, 548, 574, 656, 926, 959, 1096, 1148, 1852, 1918, 2192, 2296, 3241, 3704, 3836, 4592, 5617, 6482, 7408, 7672, 11234, 12964, 15344, 18983, 22468, 25928, 37966, 39319, 44936, 51856, 63431, 75932, 78638, 89872, 126862, 132881, 151864, 157276, 253724, 265762, 303728, 314552, 444017, 507448, 531524, 629104, 888034, 1014896, 1063048, 1776068, 2126096, 2600671, 3552136, 5201342, 7104272, 10402684, 18204697, 20805368, 36409394, 41610736, 72818788, 145637576, 291275152]

約数ペア:

[(1, 291275152), (2, 145637576), (4, 72818788), (7, 41610736), (8, 36409394), (14, 20805368), (16, 18204697), (28, 10402684), (41, 7104272), (56, 5201342), (82, 3552136), (112, 2600671), (137, 2126096), (164, 1776068), (274, 1063048), (287, 1014896), (328, 888034), (463, 629104), (548, 531524), (574, 507448), (656, 444017), (926, 314552), (959, 303728), (1096, 265762), (1148, 253724), (1852, 157276), (1918, 151864), (2192, 132881), (2296, 126862), (3241, 89872), (3704, 78638), (3836, 75932), (4592, 63431), (5617, 51856), (6482, 44936), (7408, 39319), (7672, 37966), (11234, 25928), (12964, 22468), (15344, 18983)]