30519780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{2281}}^1$

素因数の和:2516

約数の個数: 48

約数和(自身を含む): 85876224

約数和(自身を除く): 55356444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 223, 446, 669, 892, 1115, 1338, 2230, 2281, 2676, 3345, 4460, 4562, 6690, 6843, 9124, 11405, 13380, 13686, 22810, 27372, 34215, 45620, 68430, 136860, 508663, 1017326, 1525989, 2034652, 2543315, 3051978, 5086630, 6103956, 7629945, 10173260, 15259890, 30519780]

約数ペア:

[(1, 30519780), (2, 15259890), (3, 10173260), (4, 7629945), (5, 6103956), (6, 5086630), (10, 3051978), (12, 2543315), (15, 2034652), (20, 1525989), (30, 1017326), (60, 508663), (223, 136860), (446, 68430), (669, 45620), (892, 34215), (1115, 27372), (1338, 22810), (2230, 13686), (2281, 13380), (2676, 11405), (3345, 9124), (4460, 6843), (4562, 6690)]