90394760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:582

約数の個数: 64

約数和(自身を含む): 211507200

約数和(自身を除く): 121112440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 269, 271, 310, 538, 542, 620, 1076, 1084, 1240, 1345, 1355, 2152, 2168, 2690, 2710, 5380, 5420, 8339, 8401, 10760, 10840, 16678, 16802, 33356, 33604, 41695, 42005, 66712, 67208, 72899, 83390, 84010, 145798, 166780, 168020, 291596, 333560, 336040, 364495, 583192, 728990, 1457980, 2259869, 2915960, 4519738, 9039476, 11299345, 18078952, 22598690, 45197380, 90394760]

約数ペア:

[(1, 90394760), (2, 45197380), (4, 22598690), (5, 18078952), (8, 11299345), (10, 9039476), (20, 4519738), (31, 2915960), (40, 2259869), (62, 1457980), (124, 728990), (155, 583192), (248, 364495), (269, 336040), (271, 333560), (310, 291596), (538, 168020), (542, 166780), (620, 145798), (1076, 84010), (1084, 83390), (1240, 72899), (1345, 67208), (1355, 66712), (2152, 42005), (2168, 41695), (2690, 33604), (2710, 33356), (5380, 16802), (5420, 16678), (8339, 10840), (8401, 10760)]