981366840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{302891}}^1$

素因数の和:302914

約数の個数: 80

約数和(自身を含む): 3298493880

約数和(自身を除く): 2317127040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 302891, 605782, 908673, 1211564, 1514455, 1817346, 2423128, 2726019, 3028910, 3634692, 4543365, 5452038, 6057820, 7269384, 8178057, 9086730, 10904076, 12115640, 13630095, 16356114, 18173460, 21808152, 24534171, 27260190, 32712228, 36346920, 40890285, 49068342, 54520380, 65424456, 81780570, 98136684, 109040760, 122670855, 163561140, 196273368, 245341710, 327122280, 490683420, 981366840]

約数ペア:

[(1, 981366840), (2, 490683420), (3, 327122280), (4, 245341710), (5, 196273368), (6, 163561140), (8, 122670855), (9, 109040760), (10, 98136684), (12, 81780570), (15, 65424456), (18, 54520380), (20, 49068342), (24, 40890285), (27, 36346920), (30, 32712228), (36, 27260190), (40, 24534171), (45, 21808152), (54, 18173460), (60, 16356114), (72, 13630095), (81, 12115640), (90, 10904076), (108, 9086730), (120, 8178057), (135, 7269384), (162, 6057820), (180, 5452038), (216, 4543365), (270, 3634692), (324, 3028910), (360, 2726019), (405, 2423128), (540, 1817346), (648, 1514455), (810, 1211564), (1080, 908673), (1620, 605782), (3240, 302891)]