206465520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3271}}^1$

素因数の和:3550

約数の個数: 80

約数和(自身を含む): 642673152

約数和(自身を除く): 436207632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3271, 3945, 4208, 5260, 6312, 6542, 7890, 9813, 10520, 12624, 13084, 15780, 16355, 19626, 21040, 26168, 31560, 32710, 39252, 49065, 52336, 63120, 65420, 78504, 98130, 130840, 157008, 196260, 261680, 392520, 785040, 860273, 1720546, 2580819, 3441092, 4301365, 5161638, 6882184, 8602730, 10323276, 12904095, 13764368, 17205460, 20646552, 25808190, 34410920, 41293104, 51616380, 68821840, 103232760, 206465520]

約数ペア:

[(1, 206465520), (2, 103232760), (3, 68821840), (4, 51616380), (5, 41293104), (6, 34410920), (8, 25808190), (10, 20646552), (12, 17205460), (15, 13764368), (16, 12904095), (20, 10323276), (24, 8602730), (30, 6882184), (40, 5161638), (48, 4301365), (60, 3441092), (80, 2580819), (120, 1720546), (240, 860273), (263, 785040), (526, 392520), (789, 261680), (1052, 196260), (1315, 157008), (1578, 130840), (2104, 98130), (2630, 78504), (3156, 65420), (3271, 63120), (3945, 52336), (4208, 49065), (5260, 39252), (6312, 32710), (6542, 31560), (7890, 26168), (9813, 21040), (10520, 19626), (12624, 16355), (13084, 15780)]