28976976

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 240

約数和(自身を含む): 104457600

約数和(自身を除く): 75480624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 19, 21, 24, 28, 34, 36, 38, 42, 48, 51, 56, 57, 63, 68, 72, 76, 84, 89, 102, 112, 114, 119, 126, 133, 136, 144, 152, 153, 168, 171, 178, 204, 228, 238, 252, 266, 267, 272, 304, 306, 323, 336, 342, 356, 357, 399, 408, 456, 476, 504, 532, 534, 612, 623, 646, 684, 712, 714, 798, 801, 816, 912, 952, 969, 1008, 1064, 1068, 1071, 1197, 1224, 1246, 1292, 1368, 1424, 1428, 1513, 1596, 1602, 1691, 1869, 1904, 1938, 2128, 2136, 2142, 2261, 2394, 2448, 2492, 2584, 2736, 2856, 2907, 3026, 3192, 3204, 3382, 3738, 3876, 4272, 4284, 4522, 4539, 4788, 4984, 5073, 5168, 5607, 5712, 5814, 6052, 6384, 6408, 6764, 6783, 7476, 7752, 8568, 9044, 9078, 9576, 9968, 10146, 10591, 11214, 11628, 11837, 12104, 12816, 13528, 13566, 13617, 14952, 15219, 15504, 17136, 18088, 18156, 19152, 20292, 20349, 21182, 22428, 23256, 23674, 24208, 27056, 27132, 27234, 28747, 29904, 30438, 31773, 35511, 36176, 36312, 40584, 40698, 42364, 44856, 46512, 47348, 54264, 54468, 57494, 60876, 63546, 71022, 72624, 81168, 81396, 84728, 86241, 89712, 94696, 95319, 106533, 108528, 108936, 114988, 121752, 127092, 142044, 162792, 169456, 172482, 189392, 190638, 201229, 213066, 217872, 229976, 243504, 254184, 258723, 284088, 325584, 344964, 381276, 402458, 426132, 459952, 508368, 517446, 568176, 603687, 689928, 762552, 804916, 852264, 1034892, 1207374, 1379856, 1525104, 1609832, 1704528, 1811061, 2069784, 2414748, 3219664, 3622122, 4139568, 4829496, 7244244, 9658992, 14488488, 28976976]

約数ペア:

[(1, 28976976), (2, 14488488), (3, 9658992), (4, 7244244), (6, 4829496), (7, 4139568), (8, 3622122), (9, 3219664), (12, 2414748), (14, 2069784), (16, 1811061), (17, 1704528), (18, 1609832), (19, 1525104), (21, 1379856), (24, 1207374), (28, 1034892), (34, 852264), (36, 804916), (38, 762552), (42, 689928), (48, 603687), (51, 568176), (56, 517446), (57, 508368), (63, 459952), (68, 426132), (72, 402458), (76, 381276), (84, 344964), (89, 325584), (102, 284088), (112, 258723), (114, 254184), (119, 243504), (126, 229976), (133, 217872), (136, 213066), (144, 201229), (152, 190638), (153, 189392), (168, 172482), (171, 169456), (178, 162792), (204, 142044), (228, 127092), (238, 121752), (252, 114988), (266, 108936), (267, 108528), (272, 106533), (304, 95319), (306, 94696), (323, 89712), (336, 86241), (342, 84728), (356, 81396), (357, 81168), (399, 72624), (408, 71022), (456, 63546), (476, 60876), (504, 57494), (532, 54468), (534, 54264), (612, 47348), (623, 46512), (646, 44856), (684, 42364), (712, 40698), (714, 40584), (798, 36312), (801, 36176), (816, 35511), (912, 31773), (952, 30438), (969, 29904), (1008, 28747), (1064, 27234), (1068, 27132), (1071, 27056), (1197, 24208), (1224, 23674), (1246, 23256), (1292, 22428), (1368, 21182), (1424, 20349), (1428, 20292), (1513, 19152), (1596, 18156), (1602, 18088), (1691, 17136), (1869, 15504), (1904, 15219), (1938, 14952), (2128, 13617), (2136, 13566), (2142, 13528), (2261, 12816), (2394, 12104), (2448, 11837), (2492, 11628), (2584, 11214), (2736, 10591), (2856, 10146), (2907, 9968), (3026, 9576), (3192, 9078), (3204, 9044), (3382, 8568), (3738, 7752), (3876, 7476), (4272, 6783), (4284, 6764), (4522, 6408), (4539, 6384), (4788, 6052), (4984, 5814), (5073, 5712), (5168, 5607)]