99890980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 273006720

約数和(自身を除く): 173115740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 47, 68, 70, 76, 85, 94, 95, 119, 133, 140, 170, 188, 190, 235, 238, 266, 323, 329, 340, 380, 470, 476, 532, 595, 646, 658, 665, 799, 893, 940, 1190, 1292, 1316, 1330, 1598, 1615, 1645, 1786, 2209, 2261, 2380, 2660, 3196, 3230, 3290, 3572, 3995, 4418, 4465, 4522, 5593, 6251, 6460, 6580, 7990, 8836, 8930, 9044, 11045, 11186, 11305, 12502, 15181, 15463, 15980, 17860, 22090, 22372, 22610, 25004, 27965, 30362, 30926, 31255, 37553, 41971, 44180, 45220, 55930, 60724, 61852, 62510, 75106, 75905, 77315, 83942, 106267, 111860, 125020, 150212, 151810, 154630, 167884, 187765, 209855, 212534, 262871, 293797, 303620, 309260, 375530, 419710, 425068, 525742, 531335, 587594, 713507, 751060, 839420, 1051484, 1062670, 1175188, 1314355, 1427014, 1468985, 2125340, 2628710, 2854028, 2937970, 3567535, 4994549, 5257420, 5875940, 7135070, 9989098, 14270140, 19978196, 24972745, 49945490, 99890980]

約数ペア:

[(1, 99890980), (2, 49945490), (4, 24972745), (5, 19978196), (7, 14270140), (10, 9989098), (14, 7135070), (17, 5875940), (19, 5257420), (20, 4994549), (28, 3567535), (34, 2937970), (35, 2854028), (38, 2628710), (47, 2125340), (68, 1468985), (70, 1427014), (76, 1314355), (85, 1175188), (94, 1062670), (95, 1051484), (119, 839420), (133, 751060), (140, 713507), (170, 587594), (188, 531335), (190, 525742), (235, 425068), (238, 419710), (266, 375530), (323, 309260), (329, 303620), (340, 293797), (380, 262871), (470, 212534), (476, 209855), (532, 187765), (595, 167884), (646, 154630), (658, 151810), (665, 150212), (799, 125020), (893, 111860), (940, 106267), (1190, 83942), (1292, 77315), (1316, 75905), (1330, 75106), (1598, 62510), (1615, 61852), (1645, 60724), (1786, 55930), (2209, 45220), (2261, 44180), (2380, 41971), (2660, 37553), (3196, 31255), (3230, 30926), (3290, 30362), (3572, 27965), (3995, 25004), (4418, 22610), (4465, 22372), (4522, 22090), (5593, 17860), (6251, 15980), (6460, 15463), (6580, 15181), (7990, 12502), (8836, 11305), (8930, 11186), (9044, 11045)]