18227700

素因数分解:

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

素因数の和:223

約数の個数: 144

約数和(自身を含む): 60343360

約数和(自身を除く): 42115660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 129, 135, 150, 157, 172, 180, 215, 225, 258, 270, 300, 314, 387, 430, 450, 471, 516, 540, 628, 645, 675, 774, 785, 860, 900, 942, 1075, 1161, 1290, 1350, 1413, 1548, 1570, 1884, 1935, 2150, 2322, 2355, 2580, 2700, 2826, 3140, 3225, 3870, 3925, 4239, 4300, 4644, 4710, 5652, 5805, 6450, 6751, 7065, 7740, 7850, 8478, 9420, 9675, 11610, 11775, 12900, 13502, 14130, 15700, 16956, 19350, 20253, 21195, 23220, 23550, 27004, 28260, 29025, 33755, 35325, 38700, 40506, 42390, 47100, 58050, 60759, 67510, 70650, 81012, 84780, 101265, 105975, 116100, 121518, 135020, 141300, 168775, 182277, 202530, 211950, 243036, 303795, 337550, 364554, 405060, 423900, 506325, 607590, 675100, 729108, 911385, 1012650, 1215180, 1518975, 1822770, 2025300, 3037950, 3645540, 4556925, 6075900, 9113850, 18227700]

約数ペア:

[(1, 18227700), (2, 9113850), (3, 6075900), (4, 4556925), (5, 3645540), (6, 3037950), (9, 2025300), (10, 1822770), (12, 1518975), (15, 1215180), (18, 1012650), (20, 911385), (25, 729108), (27, 675100), (30, 607590), (36, 506325), (43, 423900), (45, 405060), (50, 364554), (54, 337550), (60, 303795), (75, 243036), (86, 211950), (90, 202530), (100, 182277), (108, 168775), (129, 141300), (135, 135020), (150, 121518), (157, 116100), (172, 105975), (180, 101265), (215, 84780), (225, 81012), (258, 70650), (270, 67510), (300, 60759), (314, 58050), (387, 47100), (430, 42390), (450, 40506), (471, 38700), (516, 35325), (540, 33755), (628, 29025), (645, 28260), (675, 27004), (774, 23550), (785, 23220), (860, 21195), (900, 20253), (942, 19350), (1075, 16956), (1161, 15700), (1290, 14130), (1350, 13502), (1413, 12900), (1548, 11775), (1570, 11610), (1884, 9675), (1935, 9420), (2150, 8478), (2322, 7850), (2355, 7740), (2580, 7065), (2700, 6751), (2826, 6450), (3140, 5805), (3225, 5652), (3870, 4710), (3925, 4644), (4239, 4300)]