20727360

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2399}}^1$

素因数の和:2425

約数の個数: 112

約数和(自身を含む): 73152000

約数和(自身を除く): 52424640

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2399, 2880, 4320, 4798, 7197, 8640, 9596, 11995, 14394, 19192, 21591, 23990, 28788, 35985, 38384, 43182, 47980, 57576, 64773, 71970, 76768, 86364, 95960, 107955, 115152, 129546, 143940, 153536, 172728, 191920, 215910, 230304, 259092, 287880, 323865, 345456, 383840, 431820, 460608, 518184, 575760, 647730, 690912, 767680, 863640, 1036368, 1151520, 1295460, 1381824, 1727280, 2072736, 2303040, 2590920, 3454560, 4145472, 5181840, 6909120, 10363680, 20727360]

約数ペア:

[(1, 20727360), (2, 10363680), (3, 6909120), (4, 5181840), (5, 4145472), (6, 3454560), (8, 2590920), (9, 2303040), (10, 2072736), (12, 1727280), (15, 1381824), (16, 1295460), (18, 1151520), (20, 1036368), (24, 863640), (27, 767680), (30, 690912), (32, 647730), (36, 575760), (40, 518184), (45, 460608), (48, 431820), (54, 383840), (60, 345456), (64, 323865), (72, 287880), (80, 259092), (90, 230304), (96, 215910), (108, 191920), (120, 172728), (135, 153536), (144, 143940), (160, 129546), (180, 115152), (192, 107955), (216, 95960), (240, 86364), (270, 76768), (288, 71970), (320, 64773), (360, 57576), (432, 47980), (480, 43182), (540, 38384), (576, 35985), (720, 28788), (864, 23990), (960, 21591), (1080, 19192), (1440, 14394), (1728, 11995), (2160, 9596), (2399, 8640), (2880, 7197), (4320, 4798)]