140138280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{389273}}^1$

素因数の和:389290

約数の個数: 48

約数和(自身を含む): 455450580

約数和(自身を除く): 315312300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 389273, 778546, 1167819, 1557092, 1946365, 2335638, 3114184, 3503457, 3892730, 4671276, 5839095, 7006914, 7785460, 9342552, 11678190, 14013828, 15570920, 17517285, 23356380, 28027656, 35034570, 46712760, 70069140, 140138280]

約数ペア:

[(1, 140138280), (2, 70069140), (3, 46712760), (4, 35034570), (5, 28027656), (6, 23356380), (8, 17517285), (9, 15570920), (10, 14013828), (12, 11678190), (15, 9342552), (18, 7785460), (20, 7006914), (24, 5839095), (30, 4671276), (36, 3892730), (40, 3503457), (45, 3114184), (60, 2335638), (72, 1946365), (90, 1557092), (120, 1167819), (180, 778546), (360, 389273)]