201231120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{838463}}^1$

素因数の和:838479

約数の個数: 40

約数和(自身を含む): 623817216

約数和(自身を除く): 422586096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 838463, 1676926, 2515389, 3353852, 4192315, 5030778, 6707704, 8384630, 10061556, 12576945, 13415408, 16769260, 20123112, 25153890, 33538520, 40246224, 50307780, 67077040, 100615560, 201231120]

約数ペア:

[(1, 201231120), (2, 100615560), (3, 67077040), (4, 50307780), (5, 40246224), (6, 33538520), (8, 25153890), (10, 20123112), (12, 16769260), (15, 13415408), (16, 12576945), (20, 10061556), (24, 8384630), (30, 6707704), (40, 5030778), (48, 4192315), (60, 3353852), (80, 2515389), (120, 1676926), (240, 838463)]