81826560

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{7103}}^1$

素因数の和:7130

約数の個数: 108

約数和(自身を含む): 283151232

約数和(自身を除く): 201324672

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 7103, 11520, 14206, 21309, 28412, 35515, 42618, 56824, 63927, 71030, 85236, 106545, 113648, 127854, 142060, 170472, 213090, 227296, 255708, 284120, 319635, 340944, 426180, 454592, 511416, 568240, 639270, 681888, 852360, 909184, 1022832, 1136480, 1278540, 1363776, 1704720, 1818368, 2045664, 2272960, 2557080, 2727552, 3409440, 4091328, 4545920, 5114160, 5455104, 6818880, 8182656, 9091840, 10228320, 13637760, 16365312, 20456640, 27275520, 40913280, 81826560]

約数ペア:

[(1, 81826560), (2, 40913280), (3, 27275520), (4, 20456640), (5, 16365312), (6, 13637760), (8, 10228320), (9, 9091840), (10, 8182656), (12, 6818880), (15, 5455104), (16, 5114160), (18, 4545920), (20, 4091328), (24, 3409440), (30, 2727552), (32, 2557080), (36, 2272960), (40, 2045664), (45, 1818368), (48, 1704720), (60, 1363776), (64, 1278540), (72, 1136480), (80, 1022832), (90, 909184), (96, 852360), (120, 681888), (128, 639270), (144, 568240), (160, 511416), (180, 454592), (192, 426180), (240, 340944), (256, 319635), (288, 284120), (320, 255708), (360, 227296), (384, 213090), (480, 170472), (576, 142060), (640, 127854), (720, 113648), (768, 106545), (960, 85236), (1152, 71030), (1280, 63927), (1440, 56824), (1920, 42618), (2304, 35515), (2880, 28412), (3840, 21309), (5760, 14206), (7103, 11520)]