1972620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 6632640

約数和(自身を除く): 4660020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 281, 351, 390, 468, 540, 562, 585, 702, 780, 843, 1124, 1170, 1404, 1405, 1686, 1755, 2340, 2529, 2810, 3372, 3510, 3653, 4215, 5058, 5620, 7020, 7306, 7587, 8430, 10116, 10959, 12645, 14612, 15174, 16860, 18265, 21918, 25290, 30348, 32877, 36530, 37935, 43836, 50580, 54795, 65754, 73060, 75870, 98631, 109590, 131508, 151740, 164385, 197262, 219180, 328770, 394524, 493155, 657540, 986310, 1972620]

約数ペア:

[(1, 1972620), (2, 986310), (3, 657540), (4, 493155), (5, 394524), (6, 328770), (9, 219180), (10, 197262), (12, 164385), (13, 151740), (15, 131508), (18, 109590), (20, 98631), (26, 75870), (27, 73060), (30, 65754), (36, 54795), (39, 50580), (45, 43836), (52, 37935), (54, 36530), (60, 32877), (65, 30348), (78, 25290), (90, 21918), (108, 18265), (117, 16860), (130, 15174), (135, 14612), (156, 12645), (180, 10959), (195, 10116), (234, 8430), (260, 7587), (270, 7306), (281, 7020), (351, 5620), (390, 5058), (468, 4215), (540, 3653), (562, 3510), (585, 3372), (702, 2810), (780, 2529), (843, 2340), (1124, 1755), (1170, 1686), (1404, 1405)]