259075980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2281}}^1$

素因数の和:2927

約数の個数: 72

約数和(自身を含む): 787454304

約数和(自身を除く): 528378324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 631, 1262, 1893, 2281, 2524, 3155, 3786, 4562, 5679, 6310, 6843, 7572, 9124, 9465, 11358, 11405, 12620, 13686, 18930, 20529, 22716, 22810, 27372, 28395, 34215, 37860, 41058, 45620, 56790, 68430, 82116, 102645, 113580, 136860, 205290, 410580, 1439311, 2878622, 4317933, 5757244, 7196555, 8635866, 12953799, 14393110, 17271732, 21589665, 25907598, 28786220, 43179330, 51815196, 64768995, 86358660, 129537990, 259075980]

約数ペア:

[(1, 259075980), (2, 129537990), (3, 86358660), (4, 64768995), (5, 51815196), (6, 43179330), (9, 28786220), (10, 25907598), (12, 21589665), (15, 17271732), (18, 14393110), (20, 12953799), (30, 8635866), (36, 7196555), (45, 5757244), (60, 4317933), (90, 2878622), (180, 1439311), (631, 410580), (1262, 205290), (1893, 136860), (2281, 113580), (2524, 102645), (3155, 82116), (3786, 68430), (4562, 56790), (5679, 45620), (6310, 41058), (6843, 37860), (7572, 34215), (9124, 28395), (9465, 27372), (11358, 22810), (11405, 22716), (12620, 20529), (13686, 18930)]