2161520928

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1721}}^1$

素因数の和:1840

約数の個数: 216

約数和(自身を含む): 7234931340

約数和(自身を除く): 5073410412

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 89, 96, 98, 112, 126, 144, 147, 168, 178, 196, 224, 252, 267, 288, 294, 336, 356, 392, 441, 504, 534, 588, 623, 672, 712, 784, 801, 882, 1008, 1068, 1176, 1246, 1424, 1568, 1602, 1721, 1764, 1869, 2016, 2136, 2352, 2492, 2848, 3204, 3442, 3528, 3738, 4272, 4361, 4704, 4984, 5163, 5607, 6408, 6884, 7056, 7476, 8544, 8722, 9968, 10326, 11214, 12047, 12816, 13083, 13768, 14112, 14952, 15489, 17444, 19936, 20652, 22428, 24094, 25632, 26166, 27536, 29904, 30978, 34888, 36141, 39249, 41304, 44856, 48188, 52332, 55072, 59808, 61956, 69776, 72282, 78498, 82608, 84329, 89712, 96376, 104664, 108423, 123912, 139552, 144564, 153169, 156996, 165216, 168658, 179424, 192752, 209328, 216846, 247824, 252987, 289128, 306338, 313992, 337316, 385504, 418656, 433692, 459507, 495648, 505974, 578256, 612676, 627984, 674632, 758961, 867384, 919014, 1011948, 1072183, 1156512, 1225352, 1255968, 1349264, 1378521, 1517922, 1734768, 1838028, 2023896, 2144366, 2450704, 2698528, 2757042, 3035844, 3216549, 3469536, 3676056, 4047792, 4288732, 4901408, 5514084, 6071688, 6433098, 7352112, 7505281, 8095584, 8577464, 9649647, 11028168, 12143376, 12866196, 14704224, 15010562, 17154928, 19299294, 22056336, 22515843, 24286752, 25732392, 30021124, 34309856, 38598588, 44112672, 45031686, 51464784, 60042248, 67547529, 77197176, 90063372, 102929568, 120084496, 135095058, 154394352, 180126744, 240168992, 270190116, 308788704, 360253488, 540380232, 720506976, 1080760464, 2161520928]

約数ペア:

[(1, 2161520928), (2, 1080760464), (3, 720506976), (4, 540380232), (6, 360253488), (7, 308788704), (8, 270190116), (9, 240168992), (12, 180126744), (14, 154394352), (16, 135095058), (18, 120084496), (21, 102929568), (24, 90063372), (28, 77197176), (32, 67547529), (36, 60042248), (42, 51464784), (48, 45031686), (49, 44112672), (56, 38598588), (63, 34309856), (72, 30021124), (84, 25732392), (89, 24286752), (96, 22515843), (98, 22056336), (112, 19299294), (126, 17154928), (144, 15010562), (147, 14704224), (168, 12866196), (178, 12143376), (196, 11028168), (224, 9649647), (252, 8577464), (267, 8095584), (288, 7505281), (294, 7352112), (336, 6433098), (356, 6071688), (392, 5514084), (441, 4901408), (504, 4288732), (534, 4047792), (588, 3676056), (623, 3469536), (672, 3216549), (712, 3035844), (784, 2757042), (801, 2698528), (882, 2450704), (1008, 2144366), (1068, 2023896), (1176, 1838028), (1246, 1734768), (1424, 1517922), (1568, 1378521), (1602, 1349264), (1721, 1255968), (1764, 1225352), (1869, 1156512), (2016, 1072183), (2136, 1011948), (2352, 919014), (2492, 867384), (2848, 758961), (3204, 674632), (3442, 627984), (3528, 612676), (3738, 578256), (4272, 505974), (4361, 495648), (4704, 459507), (4984, 433692), (5163, 418656), (5607, 385504), (6408, 337316), (6884, 313992), (7056, 306338), (7476, 289128), (8544, 252987), (8722, 247824), (9968, 216846), (10326, 209328), (11214, 192752), (12047, 179424), (12816, 168658), (13083, 165216), (13768, 156996), (14112, 153169), (14952, 144564), (15489, 139552), (17444, 123912), (19936, 108423), (20652, 104664), (22428, 96376), (24094, 89712), (25632, 84329), (26166, 82608), (27536, 78498), (29904, 72282), (30978, 69776), (34888, 61956), (36141, 59808), (39249, 55072), (41304, 52332), (44856, 48188)]