311238080

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:422

約数の個数: 112

約数和(自身を含む): 771851136

約数和(自身を除く): 460613056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 97, 148, 160, 185, 194, 271, 296, 320, 370, 388, 485, 542, 592, 740, 776, 970, 1084, 1184, 1355, 1480, 1552, 1940, 2168, 2368, 2710, 2960, 3104, 3589, 3880, 4336, 5420, 5920, 6208, 7178, 7760, 8672, 10027, 10840, 11840, 14356, 15520, 17344, 17945, 20054, 21680, 26287, 28712, 31040, 35890, 40108, 43360, 50135, 52574, 57424, 71780, 80216, 86720, 100270, 105148, 114848, 131435, 143560, 160432, 200540, 210296, 229696, 262870, 287120, 320864, 401080, 420592, 525740, 574240, 641728, 802160, 841184, 972619, 1051480, 1148480, 1604320, 1682368, 1945238, 2102960, 3208640, 3890476, 4205920, 4863095, 7780952, 8411840, 9726190, 15561904, 19452380, 31123808, 38904760, 62247616, 77809520, 155619040, 311238080]

約数ペア:

[(1, 311238080), (2, 155619040), (4, 77809520), (5, 62247616), (8, 38904760), (10, 31123808), (16, 19452380), (20, 15561904), (32, 9726190), (37, 8411840), (40, 7780952), (64, 4863095), (74, 4205920), (80, 3890476), (97, 3208640), (148, 2102960), (160, 1945238), (185, 1682368), (194, 1604320), (271, 1148480), (296, 1051480), (320, 972619), (370, 841184), (388, 802160), (485, 641728), (542, 574240), (592, 525740), (740, 420592), (776, 401080), (970, 320864), (1084, 287120), (1184, 262870), (1355, 229696), (1480, 210296), (1552, 200540), (1940, 160432), (2168, 143560), (2368, 131435), (2710, 114848), (2960, 105148), (3104, 100270), (3589, 86720), (3880, 80216), (4336, 71780), (5420, 57424), (5920, 52574), (6208, 50135), (7178, 43360), (7760, 40108), (8672, 35890), (10027, 31040), (10840, 28712), (11840, 26287), (14356, 21680), (15520, 20054), (17344, 17945)]