90442620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6883}}^1$

素因数の和:6971

約数の個数: 72

約数和(自身を含む): 278141136

約数和(自身を除く): 187698516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570, 6883, 13140, 13766, 20649, 27532, 34415, 41298, 61947, 68830, 82596, 103245, 123894, 137660, 206490, 247788, 309735, 412980, 502459, 619470, 1004918, 1238940, 1507377, 2009836, 2512295, 3014754, 4522131, 5024590, 6029508, 7536885, 9044262, 10049180, 15073770, 18088524, 22610655, 30147540, 45221310, 90442620]

約数ペア:

[(1, 90442620), (2, 45221310), (3, 30147540), (4, 22610655), (5, 18088524), (6, 15073770), (9, 10049180), (10, 9044262), (12, 7536885), (15, 6029508), (18, 5024590), (20, 4522131), (30, 3014754), (36, 2512295), (45, 2009836), (60, 1507377), (73, 1238940), (90, 1004918), (146, 619470), (180, 502459), (219, 412980), (292, 309735), (365, 247788), (438, 206490), (657, 137660), (730, 123894), (876, 103245), (1095, 82596), (1314, 68830), (1460, 61947), (2190, 41298), (2628, 34415), (3285, 27532), (4380, 20649), (6570, 13766), (6883, 13140)]