18632760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 60065280

約数和(自身を除く): 41432520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 157, 172, 184, 215, 230, 258, 276, 314, 344, 345, 430, 460, 471, 516, 552, 628, 645, 690, 785, 860, 920, 942, 989, 1032, 1256, 1290, 1380, 1570, 1720, 1884, 1978, 2355, 2580, 2760, 2967, 3140, 3611, 3768, 3956, 4710, 4945, 5160, 5934, 6280, 6751, 7222, 7912, 9420, 9890, 10833, 11868, 13502, 14444, 14835, 18055, 18840, 19780, 20253, 21666, 23736, 27004, 28888, 29670, 33755, 36110, 39560, 40506, 43332, 54008, 54165, 59340, 67510, 72220, 81012, 86664, 101265, 108330, 118680, 135020, 144440, 155273, 162024, 202530, 216660, 270040, 310546, 405060, 433320, 465819, 621092, 776365, 810120, 931638, 1242184, 1552730, 1863276, 2329095, 3105460, 3726552, 4658190, 6210920, 9316380, 18632760]

約数ペア:

[(1, 18632760), (2, 9316380), (3, 6210920), (4, 4658190), (5, 3726552), (6, 3105460), (8, 2329095), (10, 1863276), (12, 1552730), (15, 1242184), (20, 931638), (23, 810120), (24, 776365), (30, 621092), (40, 465819), (43, 433320), (46, 405060), (60, 310546), (69, 270040), (86, 216660), (92, 202530), (115, 162024), (120, 155273), (129, 144440), (138, 135020), (157, 118680), (172, 108330), (184, 101265), (215, 86664), (230, 81012), (258, 72220), (276, 67510), (314, 59340), (344, 54165), (345, 54008), (430, 43332), (460, 40506), (471, 39560), (516, 36110), (552, 33755), (628, 29670), (645, 28888), (690, 27004), (785, 23736), (860, 21666), (920, 20253), (942, 19780), (989, 18840), (1032, 18055), (1256, 14835), (1290, 14444), (1380, 13502), (1570, 11868), (1720, 10833), (1884, 9890), (1978, 9420), (2355, 7912), (2580, 7222), (2760, 6751), (2967, 6280), (3140, 5934), (3611, 5160), (3768, 4945), (3956, 4710)]