12151800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 42024840

約数和(自身を除く): 29873040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 43, 45, 50, 60, 72, 75, 86, 90, 100, 120, 129, 150, 157, 172, 180, 200, 215, 225, 258, 300, 314, 344, 360, 387, 430, 450, 471, 516, 600, 628, 645, 774, 785, 860, 900, 942, 1032, 1075, 1256, 1290, 1413, 1548, 1570, 1720, 1800, 1884, 1935, 2150, 2355, 2580, 2826, 3096, 3140, 3225, 3768, 3870, 3925, 4300, 4710, 5160, 5652, 6280, 6450, 6751, 7065, 7740, 7850, 8600, 9420, 9675, 11304, 11775, 12900, 13502, 14130, 15480, 15700, 18840, 19350, 20253, 23550, 25800, 27004, 28260, 31400, 33755, 35325, 38700, 40506, 47100, 54008, 56520, 60759, 67510, 70650, 77400, 81012, 94200, 101265, 121518, 135020, 141300, 162024, 168775, 202530, 243036, 270040, 282600, 303795, 337550, 405060, 486072, 506325, 607590, 675100, 810120, 1012650, 1215180, 1350200, 1518975, 2025300, 2430360, 3037950, 4050600, 6075900, 12151800]

約数ペア:

[(1, 12151800), (2, 6075900), (3, 4050600), (4, 3037950), (5, 2430360), (6, 2025300), (8, 1518975), (9, 1350200), (10, 1215180), (12, 1012650), (15, 810120), (18, 675100), (20, 607590), (24, 506325), (25, 486072), (30, 405060), (36, 337550), (40, 303795), (43, 282600), (45, 270040), (50, 243036), (60, 202530), (72, 168775), (75, 162024), (86, 141300), (90, 135020), (100, 121518), (120, 101265), (129, 94200), (150, 81012), (157, 77400), (172, 70650), (180, 67510), (200, 60759), (215, 56520), (225, 54008), (258, 47100), (300, 40506), (314, 38700), (344, 35325), (360, 33755), (387, 31400), (430, 28260), (450, 27004), (471, 25800), (516, 23550), (600, 20253), (628, 19350), (645, 18840), (774, 15700), (785, 15480), (860, 14130), (900, 13502), (942, 12900), (1032, 11775), (1075, 11304), (1256, 9675), (1290, 9420), (1413, 8600), (1548, 7850), (1570, 7740), (1720, 7065), (1800, 6751), (1884, 6450), (1935, 6280), (2150, 5652), (2355, 5160), (2580, 4710), (2826, 4300), (3096, 3925), (3140, 3870), (3225, 3768)]