1997640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 6739200

約数和(自身を除く): 4741560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 179, 180, 186, 248, 279, 310, 358, 360, 372, 465, 537, 558, 620, 716, 744, 895, 930, 1074, 1116, 1240, 1395, 1432, 1611, 1790, 1860, 2148, 2232, 2685, 2790, 3222, 3580, 3720, 4296, 5370, 5549, 5580, 6444, 7160, 8055, 10740, 11098, 11160, 12888, 16110, 16647, 21480, 22196, 27745, 32220, 33294, 44392, 49941, 55490, 64440, 66588, 83235, 99882, 110980, 133176, 166470, 199764, 221960, 249705, 332940, 399528, 499410, 665880, 998820, 1997640]

約数ペア:

[(1, 1997640), (2, 998820), (3, 665880), (4, 499410), (5, 399528), (6, 332940), (8, 249705), (9, 221960), (10, 199764), (12, 166470), (15, 133176), (18, 110980), (20, 99882), (24, 83235), (30, 66588), (31, 64440), (36, 55490), (40, 49941), (45, 44392), (60, 33294), (62, 32220), (72, 27745), (90, 22196), (93, 21480), (120, 16647), (124, 16110), (155, 12888), (179, 11160), (180, 11098), (186, 10740), (248, 8055), (279, 7160), (310, 6444), (358, 5580), (360, 5549), (372, 5370), (465, 4296), (537, 3720), (558, 3580), (620, 3222), (716, 2790), (744, 2685), (895, 2232), (930, 2148), (1074, 1860), (1116, 1790), (1240, 1611), (1395, 1432)]