18085680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{2791}}^1$

素因数の和:2816

約数の個数: 100

約数和(自身を含む): 62836752

約数和(自身を除く): 44751072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 2791, 3240, 5582, 6480, 8373, 11164, 13955, 16746, 22328, 25119, 27910, 33492, 41865, 44656, 50238, 55820, 66984, 75357, 83730, 100476, 111640, 125595, 133968, 150714, 167460, 200952, 223280, 226071, 251190, 301428, 334920, 376785, 401904, 452142, 502380, 602856, 669840, 753570, 904284, 1004760, 1130355, 1205712, 1507140, 1808568, 2009520, 2260710, 3014280, 3617136, 4521420, 6028560, 9042840, 18085680]

約数ペア:

[(1, 18085680), (2, 9042840), (3, 6028560), (4, 4521420), (5, 3617136), (6, 3014280), (8, 2260710), (9, 2009520), (10, 1808568), (12, 1507140), (15, 1205712), (16, 1130355), (18, 1004760), (20, 904284), (24, 753570), (27, 669840), (30, 602856), (36, 502380), (40, 452142), (45, 401904), (48, 376785), (54, 334920), (60, 301428), (72, 251190), (80, 226071), (81, 223280), (90, 200952), (108, 167460), (120, 150714), (135, 133968), (144, 125595), (162, 111640), (180, 100476), (216, 83730), (240, 75357), (270, 66984), (324, 55820), (360, 50238), (405, 44656), (432, 41865), (540, 33492), (648, 27910), (720, 25119), (810, 22328), (1080, 16746), (1296, 13955), (1620, 11164), (2160, 8373), (2791, 6480), (3240, 5582)]