13197420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 40373424

約数和(自身を除く): 27176004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 467, 471, 628, 785, 934, 942, 1401, 1413, 1570, 1868, 1884, 2335, 2355, 2802, 2826, 3140, 4203, 4670, 4710, 5604, 5652, 7005, 7065, 8406, 9340, 9420, 14010, 14130, 16812, 21015, 28020, 28260, 42030, 73319, 84060, 146638, 219957, 293276, 366595, 439914, 659871, 733190, 879828, 1099785, 1319742, 1466380, 2199570, 2639484, 3299355, 4399140, 6598710, 13197420]

約数ペア:

[(1, 13197420), (2, 6598710), (3, 4399140), (4, 3299355), (5, 2639484), (6, 2199570), (9, 1466380), (10, 1319742), (12, 1099785), (15, 879828), (18, 733190), (20, 659871), (30, 439914), (36, 366595), (45, 293276), (60, 219957), (90, 146638), (157, 84060), (180, 73319), (314, 42030), (467, 28260), (471, 28020), (628, 21015), (785, 16812), (934, 14130), (942, 14010), (1401, 9420), (1413, 9340), (1570, 8406), (1868, 7065), (1884, 7005), (2335, 5652), (2355, 5604), (2802, 4710), (2826, 4670), (3140, 4203)]