72342720

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{2791}}^1$

素因数の和:2820

約数の個数: 140

約数和(自身を含む): 257427984

約数和(自身を除く): 185085264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2791, 2880, 3240, 4320, 5184, 5582, 6480, 8373, 8640, 11164, 12960, 13955, 16746, 22328, 25119, 25920, 27910, 33492, 41865, 44656, 50238, 55820, 66984, 75357, 83730, 89312, 100476, 111640, 125595, 133968, 150714, 167460, 178624, 200952, 223280, 226071, 251190, 267936, 301428, 334920, 376785, 401904, 446560, 452142, 502380, 535872, 602856, 669840, 753570, 803808, 893120, 904284, 1004760, 1130355, 1205712, 1339680, 1507140, 1607616, 1808568, 2009520, 2260710, 2411424, 2679360, 3014280, 3617136, 4019040, 4521420, 4822848, 6028560, 7234272, 8038080, 9042840, 12057120, 14468544, 18085680, 24114240, 36171360, 72342720]

約数ペア:

[(1, 72342720), (2, 36171360), (3, 24114240), (4, 18085680), (5, 14468544), (6, 12057120), (8, 9042840), (9, 8038080), (10, 7234272), (12, 6028560), (15, 4822848), (16, 4521420), (18, 4019040), (20, 3617136), (24, 3014280), (27, 2679360), (30, 2411424), (32, 2260710), (36, 2009520), (40, 1808568), (45, 1607616), (48, 1507140), (54, 1339680), (60, 1205712), (64, 1130355), (72, 1004760), (80, 904284), (81, 893120), (90, 803808), (96, 753570), (108, 669840), (120, 602856), (135, 535872), (144, 502380), (160, 452142), (162, 446560), (180, 401904), (192, 376785), (216, 334920), (240, 301428), (270, 267936), (288, 251190), (320, 226071), (324, 223280), (360, 200952), (405, 178624), (432, 167460), (480, 150714), (540, 133968), (576, 125595), (648, 111640), (720, 100476), (810, 89312), (864, 83730), (960, 75357), (1080, 66984), (1296, 55820), (1440, 50238), (1620, 44656), (1728, 41865), (2160, 33492), (2592, 27910), (2791, 25920), (2880, 25119), (3240, 22328), (4320, 16746), (5184, 13955), (5582, 12960), (6480, 11164), (8373, 8640)]