165949380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1399}}^1$

素因数の和:2073

約数の個数: 72

約数和(自身を含む): 504504000

約数和(自身を除く): 338554620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 659, 1318, 1399, 1977, 2636, 2798, 3295, 3954, 4197, 5596, 5931, 6590, 6995, 7908, 8394, 9885, 11862, 12591, 13180, 13990, 16788, 19770, 20985, 23724, 25182, 27980, 29655, 39540, 41970, 50364, 59310, 62955, 83940, 118620, 125910, 251820, 921941, 1843882, 2765823, 3687764, 4609705, 5531646, 8297469, 9219410, 11063292, 13829115, 16594938, 18438820, 27658230, 33189876, 41487345, 55316460, 82974690, 165949380]

約数ペア:

[(1, 165949380), (2, 82974690), (3, 55316460), (4, 41487345), (5, 33189876), (6, 27658230), (9, 18438820), (10, 16594938), (12, 13829115), (15, 11063292), (18, 9219410), (20, 8297469), (30, 5531646), (36, 4609705), (45, 3687764), (60, 2765823), (90, 1843882), (180, 921941), (659, 251820), (1318, 125910), (1399, 118620), (1977, 83940), (2636, 62955), (2798, 59310), (3295, 50364), (3954, 41970), (4197, 39540), (5596, 29655), (5931, 27980), (6590, 25182), (6995, 23724), (7908, 20985), (8394, 19770), (9885, 16788), (11862, 13990), (12591, 13180)]