15841920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 52093440

約数和(自身を除く): 36251520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 223, 240, 296, 320, 370, 384, 444, 446, 480, 555, 592, 640, 669, 740, 888, 892, 960, 1110, 1115, 1184, 1338, 1480, 1776, 1784, 1920, 2220, 2230, 2368, 2676, 2960, 3345, 3552, 3568, 4440, 4460, 4736, 5352, 5920, 6690, 7104, 7136, 8251, 8880, 8920, 10704, 11840, 13380, 14208, 14272, 16502, 17760, 17840, 21408, 23680, 24753, 26760, 28544, 33004, 35520, 35680, 41255, 42816, 49506, 53520, 66008, 71040, 71360, 82510, 85632, 99012, 107040, 123765, 132016, 142720, 165020, 198024, 214080, 247530, 264032, 330040, 396048, 428160, 495060, 528064, 660080, 792096, 990120, 1056128, 1320160, 1584192, 1980240, 2640320, 3168384, 3960480, 5280640, 7920960, 15841920]

約数ペア:

[(1, 15841920), (2, 7920960), (3, 5280640), (4, 3960480), (5, 3168384), (6, 2640320), (8, 1980240), (10, 1584192), (12, 1320160), (15, 1056128), (16, 990120), (20, 792096), (24, 660080), (30, 528064), (32, 495060), (37, 428160), (40, 396048), (48, 330040), (60, 264032), (64, 247530), (74, 214080), (80, 198024), (96, 165020), (111, 142720), (120, 132016), (128, 123765), (148, 107040), (160, 99012), (185, 85632), (192, 82510), (222, 71360), (223, 71040), (240, 66008), (296, 53520), (320, 49506), (370, 42816), (384, 41255), (444, 35680), (446, 35520), (480, 33004), (555, 28544), (592, 26760), (640, 24753), (669, 23680), (740, 21408), (888, 17840), (892, 17760), (960, 16502), (1110, 14272), (1115, 14208), (1184, 13380), (1338, 11840), (1480, 10704), (1776, 8920), (1784, 8880), (1920, 8251), (2220, 7136), (2230, 7104), (2368, 6690), (2676, 5920), (2960, 5352), (3345, 4736), (3552, 4460), (3568, 4440)]