1563240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1861}}^1$

素因数の和:1882

約数の個数: 64

約数和(自身を含む): 5362560

約数和(自身を除く): 3799320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1861, 3722, 5583, 7444, 9305, 11166, 13027, 14888, 18610, 22332, 26054, 27915, 37220, 39081, 44664, 52108, 55830, 65135, 74440, 78162, 104216, 111660, 130270, 156324, 195405, 223320, 260540, 312648, 390810, 521080, 781620, 1563240]

約数ペア:

[(1, 1563240), (2, 781620), (3, 521080), (4, 390810), (5, 312648), (6, 260540), (7, 223320), (8, 195405), (10, 156324), (12, 130270), (14, 111660), (15, 104216), (20, 78162), (21, 74440), (24, 65135), (28, 55830), (30, 52108), (35, 44664), (40, 39081), (42, 37220), (56, 27915), (60, 26054), (70, 22332), (84, 18610), (105, 14888), (120, 13027), (140, 11166), (168, 9305), (210, 7444), (280, 5583), (420, 3722), (840, 1861)]