290682080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 192

約数和(自身を含む): 787449600

約数和(自身を除く): 496767520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 61, 65, 79, 80, 104, 116, 122, 130, 145, 158, 160, 208, 232, 244, 260, 290, 305, 316, 377, 395, 416, 464, 488, 520, 580, 610, 632, 754, 790, 793, 928, 976, 1027, 1040, 1160, 1220, 1264, 1508, 1580, 1586, 1769, 1885, 1952, 2054, 2080, 2291, 2320, 2440, 2528, 3016, 3160, 3172, 3538, 3770, 3965, 4108, 4582, 4640, 4819, 4880, 5135, 6032, 6320, 6344, 7076, 7540, 7930, 8216, 8845, 9164, 9638, 9760, 10270, 11455, 12064, 12640, 12688, 14152, 15080, 15860, 16432, 17690, 18328, 19276, 20540, 22910, 22997, 24095, 25376, 28304, 29783, 30160, 31720, 32864, 35380, 36656, 38552, 41080, 45820, 45994, 48190, 56608, 59566, 60320, 62647, 63440, 70760, 73312, 77104, 82160, 91640, 91988, 96380, 114985, 119132, 125294, 126880, 139751, 141520, 148915, 154208, 164320, 183280, 183976, 192760, 229970, 238264, 250588, 279502, 283040, 297830, 313235, 366560, 367952, 385520, 459940, 476528, 501176, 559004, 595660, 626470, 698755, 735904, 771040, 919880, 953056, 1002352, 1118008, 1191320, 1252940, 1397510, 1816763, 1839760, 2004704, 2236016, 2382640, 2505880, 2795020, 3633526, 3679520, 4472032, 4765280, 5011760, 5590040, 7267052, 9083815, 10023520, 11180080, 14534104, 18167630, 22360160, 29068208, 36335260, 58136416, 72670520, 145341040, 290682080]

約数ペア:

[(1, 290682080), (2, 145341040), (4, 72670520), (5, 58136416), (8, 36335260), (10, 29068208), (13, 22360160), (16, 18167630), (20, 14534104), (26, 11180080), (29, 10023520), (32, 9083815), (40, 7267052), (52, 5590040), (58, 5011760), (61, 4765280), (65, 4472032), (79, 3679520), (80, 3633526), (104, 2795020), (116, 2505880), (122, 2382640), (130, 2236016), (145, 2004704), (158, 1839760), (160, 1816763), (208, 1397510), (232, 1252940), (244, 1191320), (260, 1118008), (290, 1002352), (305, 953056), (316, 919880), (377, 771040), (395, 735904), (416, 698755), (464, 626470), (488, 595660), (520, 559004), (580, 501176), (610, 476528), (632, 459940), (754, 385520), (790, 367952), (793, 366560), (928, 313235), (976, 297830), (1027, 283040), (1040, 279502), (1160, 250588), (1220, 238264), (1264, 229970), (1508, 192760), (1580, 183976), (1586, 183280), (1769, 164320), (1885, 154208), (1952, 148915), (2054, 141520), (2080, 139751), (2291, 126880), (2320, 125294), (2440, 119132), (2528, 114985), (3016, 96380), (3160, 91988), (3172, 91640), (3538, 82160), (3770, 77104), (3965, 73312), (4108, 70760), (4582, 63440), (4640, 62647), (4819, 60320), (4880, 59566), (5135, 56608), (6032, 48190), (6320, 45994), (6344, 45820), (7076, 41080), (7540, 38552), (7930, 36656), (8216, 35380), (8845, 32864), (9164, 31720), (9638, 30160), (9760, 29783), (10270, 28304), (11455, 25376), (12064, 24095), (12640, 22997), (12688, 22910), (14152, 20540), (15080, 19276), (15860, 18328), (16432, 17690)]