405147392

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 934026240

約数和(自身を除く): 528878848

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 67, 79, 92, 104, 128, 134, 158, 184, 208, 256, 268, 299, 316, 368, 416, 536, 598, 632, 736, 832, 871, 1027, 1072, 1196, 1264, 1472, 1541, 1664, 1742, 1817, 2054, 2144, 2392, 2528, 2944, 3082, 3328, 3484, 3634, 4108, 4288, 4784, 5056, 5293, 5888, 6164, 6968, 7268, 8216, 8576, 9568, 10112, 10586, 12328, 13936, 14536, 16432, 17152, 19136, 20033, 20224, 21172, 23621, 24656, 27872, 29072, 32864, 38272, 40066, 42344, 47242, 49312, 55744, 58144, 65728, 68809, 76544, 80132, 84688, 94484, 98624, 111488, 116288, 121739, 131456, 137618, 160264, 169376, 188968, 197248, 222976, 232576, 243478, 262912, 275236, 320528, 338752, 377936, 394496, 465152, 486956, 550472, 641056, 677504, 755872, 973912, 1100944, 1282112, 1355008, 1511744, 1582607, 1947824, 2201888, 2564224, 3023488, 3165214, 3895648, 4403776, 5128448, 6046976, 6330428, 7791296, 8807552, 12660856, 15582592, 17615104, 25321712, 31165184, 50643424, 101286848, 202573696, 405147392]

約数ペア:

[(1, 405147392), (2, 202573696), (4, 101286848), (8, 50643424), (13, 31165184), (16, 25321712), (23, 17615104), (26, 15582592), (32, 12660856), (46, 8807552), (52, 7791296), (64, 6330428), (67, 6046976), (79, 5128448), (92, 4403776), (104, 3895648), (128, 3165214), (134, 3023488), (158, 2564224), (184, 2201888), (208, 1947824), (256, 1582607), (268, 1511744), (299, 1355008), (316, 1282112), (368, 1100944), (416, 973912), (536, 755872), (598, 677504), (632, 641056), (736, 550472), (832, 486956), (871, 465152), (1027, 394496), (1072, 377936), (1196, 338752), (1264, 320528), (1472, 275236), (1541, 262912), (1664, 243478), (1742, 232576), (1817, 222976), (2054, 197248), (2144, 188968), (2392, 169376), (2528, 160264), (2944, 137618), (3082, 131456), (3328, 121739), (3484, 116288), (3634, 111488), (4108, 98624), (4288, 94484), (4784, 84688), (5056, 80132), (5293, 76544), (5888, 68809), (6164, 65728), (6968, 58144), (7268, 55744), (8216, 49312), (8576, 47242), (9568, 42344), (10112, 40066), (10586, 38272), (12328, 32864), (13936, 29072), (14536, 27872), (16432, 24656), (17152, 23621), (19136, 21172), (20033, 20224)]