129311940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{27281}}^1$

素因数の和:27372

約数の個数: 48

約数和(自身を含む): 366670080

約数和(自身を除く): 237358140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 27281, 54562, 81843, 109124, 136405, 163686, 272810, 327372, 409215, 545620, 818430, 1636860, 2155199, 4310398, 6465597, 8620796, 10775995, 12931194, 21551990, 25862388, 32327985, 43103980, 64655970, 129311940]

約数ペア:

[(1, 129311940), (2, 64655970), (3, 43103980), (4, 32327985), (5, 25862388), (6, 21551990), (10, 12931194), (12, 10775995), (15, 8620796), (20, 6465597), (30, 4310398), (60, 2155199), (79, 1636860), (158, 818430), (237, 545620), (316, 409215), (395, 327372), (474, 272810), (790, 163686), (948, 136405), (1185, 109124), (1580, 81843), (2370, 54562), (4740, 27281)]