138425520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{7901}}^1$

素因数の和:7990

約数の個数: 80

約数和(自身を含む): 435052512

約数和(自身を除く): 296626992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1168, 1460, 1752, 2190, 2920, 3504, 4380, 5840, 7901, 8760, 15802, 17520, 23703, 31604, 39505, 47406, 63208, 79010, 94812, 118515, 126416, 158020, 189624, 237030, 316040, 379248, 474060, 576773, 632080, 948120, 1153546, 1730319, 1896240, 2307092, 2883865, 3460638, 4614184, 5767730, 6921276, 8651595, 9228368, 11535460, 13842552, 17303190, 23070920, 27685104, 34606380, 46141840, 69212760, 138425520]

約数ペア:

[(1, 138425520), (2, 69212760), (3, 46141840), (4, 34606380), (5, 27685104), (6, 23070920), (8, 17303190), (10, 13842552), (12, 11535460), (15, 9228368), (16, 8651595), (20, 6921276), (24, 5767730), (30, 4614184), (40, 3460638), (48, 2883865), (60, 2307092), (73, 1896240), (80, 1730319), (120, 1153546), (146, 948120), (219, 632080), (240, 576773), (292, 474060), (365, 379248), (438, 316040), (584, 237030), (730, 189624), (876, 158020), (1095, 126416), (1168, 118515), (1460, 94812), (1752, 79010), (2190, 63208), (2920, 47406), (3504, 39505), (4380, 31604), (5840, 23703), (7901, 17520), (8760, 15802)]