17511780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 58290624

約数和(自身を除く): 40778844

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 157, 165, 169, 195, 220, 260, 286, 314, 330, 338, 390, 429, 471, 507, 572, 628, 660, 676, 715, 780, 785, 845, 858, 942, 1014, 1430, 1570, 1690, 1716, 1727, 1859, 1884, 2028, 2041, 2145, 2355, 2535, 2860, 3140, 3380, 3454, 3718, 4082, 4290, 4710, 5070, 5181, 5577, 6123, 6908, 7436, 8164, 8580, 8635, 9295, 9420, 10140, 10205, 10362, 11154, 12246, 17270, 18590, 20410, 20724, 22308, 22451, 24492, 25905, 26533, 27885, 30615, 34540, 37180, 40820, 44902, 51810, 53066, 55770, 61230, 67353, 79599, 89804, 103620, 106132, 111540, 112255, 122460, 132665, 134706, 159198, 224510, 265330, 269412, 291863, 318396, 336765, 397995, 449020, 530660, 583726, 673530, 795990, 875589, 1167452, 1347060, 1459315, 1591980, 1751178, 2918630, 3502356, 4377945, 5837260, 8755890, 17511780]

約数ペア:

[(1, 17511780), (2, 8755890), (3, 5837260), (4, 4377945), (5, 3502356), (6, 2918630), (10, 1751178), (11, 1591980), (12, 1459315), (13, 1347060), (15, 1167452), (20, 875589), (22, 795990), (26, 673530), (30, 583726), (33, 530660), (39, 449020), (44, 397995), (52, 336765), (55, 318396), (60, 291863), (65, 269412), (66, 265330), (78, 224510), (110, 159198), (130, 134706), (132, 132665), (143, 122460), (156, 112255), (157, 111540), (165, 106132), (169, 103620), (195, 89804), (220, 79599), (260, 67353), (286, 61230), (314, 55770), (330, 53066), (338, 51810), (390, 44902), (429, 40820), (471, 37180), (507, 34540), (572, 30615), (628, 27885), (660, 26533), (676, 25905), (715, 24492), (780, 22451), (785, 22308), (845, 20724), (858, 20410), (942, 18590), (1014, 17270), (1430, 12246), (1570, 11154), (1690, 10362), (1716, 10205), (1727, 10140), (1859, 9420), (1884, 9295), (2028, 8635), (2041, 8580), (2145, 8164), (2355, 7436), (2535, 6908), (2860, 6123), (3140, 5577), (3380, 5181), (3454, 5070), (3718, 4710), (4082, 4290)]