255348990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3163}}^1$

素因数の和:3215

約数の個数: 128

約数和(自身を含む): 765434880

約数和(自身を除く): 510085890

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 54, 65, 69, 78, 90, 115, 117, 130, 135, 138, 195, 207, 230, 234, 270, 299, 345, 351, 390, 414, 585, 598, 621, 690, 702, 897, 1035, 1170, 1242, 1495, 1755, 1794, 2070, 2691, 2990, 3105, 3163, 3510, 4485, 5382, 6210, 6326, 8073, 8970, 9489, 13455, 15815, 16146, 18978, 26910, 28467, 31630, 40365, 41119, 47445, 56934, 72749, 80730, 82238, 85401, 94890, 123357, 142335, 145498, 170802, 205595, 218247, 246714, 284670, 363745, 370071, 411190, 427005, 436494, 616785, 654741, 727490, 740142, 854010, 945737, 1091235, 1110213, 1233570, 1309482, 1850355, 1891474, 1964223, 2182470, 2220426, 2837211, 3273705, 3700710, 3928446, 4728685, 5551065, 5674422, 6547410, 8511633, 9457370, 9821115, 11102130, 14186055, 17023266, 19642230, 25534899, 28372110, 42558165, 51069798, 85116330, 127674495, 255348990]

約数ペア:

[(1, 255348990), (2, 127674495), (3, 85116330), (5, 51069798), (6, 42558165), (9, 28372110), (10, 25534899), (13, 19642230), (15, 17023266), (18, 14186055), (23, 11102130), (26, 9821115), (27, 9457370), (30, 8511633), (39, 6547410), (45, 5674422), (46, 5551065), (54, 4728685), (65, 3928446), (69, 3700710), (78, 3273705), (90, 2837211), (115, 2220426), (117, 2182470), (130, 1964223), (135, 1891474), (138, 1850355), (195, 1309482), (207, 1233570), (230, 1110213), (234, 1091235), (270, 945737), (299, 854010), (345, 740142), (351, 727490), (390, 654741), (414, 616785), (585, 436494), (598, 427005), (621, 411190), (690, 370071), (702, 363745), (897, 284670), (1035, 246714), (1170, 218247), (1242, 205595), (1495, 170802), (1755, 145498), (1794, 142335), (2070, 123357), (2691, 94890), (2990, 85401), (3105, 82238), (3163, 80730), (3510, 72749), (4485, 56934), (5382, 47445), (6210, 41119), (6326, 40365), (8073, 31630), (8970, 28467), (9489, 26910), (13455, 18978), (15815, 16146)]