12727980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2327

約数の個数: 72

約数和(自身を含む): 39871104

約数和(自身を除く): 27143124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2281, 2790, 4562, 5580, 6843, 9124, 11405, 13686, 20529, 22810, 27372, 34215, 41058, 45620, 68430, 70711, 82116, 102645, 136860, 141422, 205290, 212133, 282844, 353555, 410580, 424266, 636399, 707110, 848532, 1060665, 1272798, 1414220, 2121330, 2545596, 3181995, 4242660, 6363990, 12727980]

約数ペア:

[(1, 12727980), (2, 6363990), (3, 4242660), (4, 3181995), (5, 2545596), (6, 2121330), (9, 1414220), (10, 1272798), (12, 1060665), (15, 848532), (18, 707110), (20, 636399), (30, 424266), (31, 410580), (36, 353555), (45, 282844), (60, 212133), (62, 205290), (90, 141422), (93, 136860), (124, 102645), (155, 82116), (180, 70711), (186, 68430), (279, 45620), (310, 41058), (372, 34215), (465, 27372), (558, 22810), (620, 20529), (930, 13686), (1116, 11405), (1395, 9124), (1860, 6843), (2281, 5580), (2790, 4562)]