1320242580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{42397}}^1$

素因数の和:42585

約数の個数: 72

約数和(自身を含む): 4027979592

約数和(自身を除く): 2707737012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7785, 10380, 15570, 31140, 42397, 84794, 127191, 169588, 211985, 254382, 381573, 423970, 508764, 635955, 763146, 847940, 1271910, 1526292, 1907865, 2543820, 3815730, 7334681, 7631460, 14669362, 22004043, 29338724, 36673405, 44008086, 66012129, 73346810, 88016172, 110020215, 132024258, 146693620, 220040430, 264048516, 330060645, 440080860, 660121290, 1320242580]

約数ペア:

[(1, 1320242580), (2, 660121290), (3, 440080860), (4, 330060645), (5, 264048516), (6, 220040430), (9, 146693620), (10, 132024258), (12, 110020215), (15, 88016172), (18, 73346810), (20, 66012129), (30, 44008086), (36, 36673405), (45, 29338724), (60, 22004043), (90, 14669362), (173, 7631460), (180, 7334681), (346, 3815730), (519, 2543820), (692, 1907865), (865, 1526292), (1038, 1271910), (1557, 847940), (1730, 763146), (2076, 635955), (2595, 508764), (3114, 423970), (3460, 381573), (5190, 254382), (6228, 211985), (7785, 169588), (10380, 127191), (15570, 84794), (31140, 42397)]