220258640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 624721920

約数和(自身を除く): 404463280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 127, 133, 140, 152, 163, 190, 254, 266, 280, 304, 326, 380, 508, 532, 560, 635, 652, 665, 760, 815, 889, 1016, 1064, 1141, 1270, 1304, 1330, 1520, 1630, 1778, 2032, 2128, 2282, 2413, 2540, 2608, 2660, 3097, 3260, 3556, 4445, 4564, 4826, 5080, 5320, 5705, 6194, 6520, 7112, 8890, 9128, 9652, 10160, 10640, 11410, 12065, 12388, 13040, 14224, 15485, 16891, 17780, 18256, 19304, 20701, 21679, 22820, 24130, 24776, 30970, 33782, 35560, 38608, 41402, 43358, 45640, 48260, 49552, 61940, 67564, 71120, 82804, 84455, 86716, 91280, 96520, 103505, 108395, 123880, 135128, 144907, 165608, 168910, 173432, 193040, 207010, 216790, 247760, 270256, 289814, 331216, 337820, 346864, 393319, 414020, 433580, 579628, 675640, 724535, 786638, 828040, 867160, 1159256, 1351280, 1449070, 1573276, 1656080, 1734320, 1966595, 2318512, 2753233, 2898140, 3146552, 3933190, 5506466, 5796280, 6293104, 7866380, 11012932, 11592560, 13766165, 15732760, 22025864, 27532330, 31465520, 44051728, 55064660, 110129320, 220258640]

約数ペア:

[(1, 220258640), (2, 110129320), (4, 55064660), (5, 44051728), (7, 31465520), (8, 27532330), (10, 22025864), (14, 15732760), (16, 13766165), (19, 11592560), (20, 11012932), (28, 7866380), (35, 6293104), (38, 5796280), (40, 5506466), (56, 3933190), (70, 3146552), (76, 2898140), (80, 2753233), (95, 2318512), (112, 1966595), (127, 1734320), (133, 1656080), (140, 1573276), (152, 1449070), (163, 1351280), (190, 1159256), (254, 867160), (266, 828040), (280, 786638), (304, 724535), (326, 675640), (380, 579628), (508, 433580), (532, 414020), (560, 393319), (635, 346864), (652, 337820), (665, 331216), (760, 289814), (815, 270256), (889, 247760), (1016, 216790), (1064, 207010), (1141, 193040), (1270, 173432), (1304, 168910), (1330, 165608), (1520, 144907), (1630, 135128), (1778, 123880), (2032, 108395), (2128, 103505), (2282, 96520), (2413, 91280), (2540, 86716), (2608, 84455), (2660, 82804), (3097, 71120), (3260, 67564), (3556, 61940), (4445, 49552), (4564, 48260), (4826, 45640), (5080, 43358), (5320, 41402), (5705, 38608), (6194, 35560), (6520, 33782), (7112, 30970), (8890, 24776), (9128, 24130), (9652, 22820), (10160, 21679), (10640, 20701), (11410, 19304), (12065, 18256), (12388, 17780), (13040, 16891), (14224, 15485)]