66405420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:429

約数の個数: 120

約数和(自身を含む): 210394800

約数和(自身を除く): 143989380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 179, 180, 229, 270, 324, 358, 405, 458, 537, 540, 687, 716, 810, 895, 916, 1074, 1145, 1374, 1611, 1620, 1790, 2061, 2148, 2290, 2685, 2748, 3222, 3435, 3580, 4122, 4580, 4833, 5370, 6183, 6444, 6870, 8055, 8244, 9666, 10305, 10740, 12366, 13740, 14499, 16110, 18549, 19332, 20610, 24165, 24732, 28998, 30915, 32220, 37098, 40991, 41220, 48330, 57996, 61830, 72495, 74196, 81982, 92745, 96660, 122973, 123660, 144990, 163964, 185490, 204955, 245946, 289980, 368919, 370980, 409910, 491892, 614865, 737838, 819820, 1106757, 1229730, 1475676, 1844595, 2213514, 2459460, 3320271, 3689190, 4427028, 5533785, 6640542, 7378380, 11067570, 13281084, 16601355, 22135140, 33202710, 66405420]

約数ペア:

[(1, 66405420), (2, 33202710), (3, 22135140), (4, 16601355), (5, 13281084), (6, 11067570), (9, 7378380), (10, 6640542), (12, 5533785), (15, 4427028), (18, 3689190), (20, 3320271), (27, 2459460), (30, 2213514), (36, 1844595), (45, 1475676), (54, 1229730), (60, 1106757), (81, 819820), (90, 737838), (108, 614865), (135, 491892), (162, 409910), (179, 370980), (180, 368919), (229, 289980), (270, 245946), (324, 204955), (358, 185490), (405, 163964), (458, 144990), (537, 123660), (540, 122973), (687, 96660), (716, 92745), (810, 81982), (895, 74196), (916, 72495), (1074, 61830), (1145, 57996), (1374, 48330), (1611, 41220), (1620, 40991), (1790, 37098), (2061, 32220), (2148, 30915), (2290, 28998), (2685, 24732), (2748, 24165), (3222, 20610), (3435, 19332), (3580, 18549), (4122, 16110), (4580, 14499), (4833, 13740), (5370, 12366), (6183, 10740), (6444, 10305), (6870, 9666), (8055, 8244)]