78260560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 221414400

約数和(自身を除く): 143153840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 61, 70, 79, 80, 112, 116, 122, 140, 145, 158, 203, 232, 244, 280, 290, 305, 316, 395, 406, 427, 464, 488, 553, 560, 580, 610, 632, 790, 812, 854, 976, 1015, 1106, 1160, 1220, 1264, 1580, 1624, 1708, 1769, 2030, 2135, 2212, 2291, 2320, 2440, 2765, 3160, 3248, 3416, 3538, 4060, 4270, 4424, 4582, 4819, 4880, 5530, 6320, 6832, 7076, 8120, 8540, 8845, 8848, 9164, 9638, 11060, 11455, 12383, 14152, 16037, 16240, 17080, 17690, 18328, 19276, 22120, 22910, 24095, 24766, 28304, 32074, 33733, 34160, 35380, 36656, 38552, 44240, 45820, 48190, 49532, 61915, 64148, 67466, 70760, 77104, 80185, 91640, 96380, 99064, 123830, 128296, 134932, 139751, 141520, 160370, 168665, 183280, 192760, 198128, 247660, 256592, 269864, 279502, 320740, 337330, 385520, 495320, 539728, 559004, 641480, 674660, 698755, 978257, 990640, 1118008, 1282960, 1349320, 1397510, 1956514, 2236016, 2698640, 2795020, 3913028, 4891285, 5590040, 7826056, 9782570, 11180080, 15652112, 19565140, 39130280, 78260560]

約数ペア:

[(1, 78260560), (2, 39130280), (4, 19565140), (5, 15652112), (7, 11180080), (8, 9782570), (10, 7826056), (14, 5590040), (16, 4891285), (20, 3913028), (28, 2795020), (29, 2698640), (35, 2236016), (40, 1956514), (56, 1397510), (58, 1349320), (61, 1282960), (70, 1118008), (79, 990640), (80, 978257), (112, 698755), (116, 674660), (122, 641480), (140, 559004), (145, 539728), (158, 495320), (203, 385520), (232, 337330), (244, 320740), (280, 279502), (290, 269864), (305, 256592), (316, 247660), (395, 198128), (406, 192760), (427, 183280), (464, 168665), (488, 160370), (553, 141520), (560, 139751), (580, 134932), (610, 128296), (632, 123830), (790, 99064), (812, 96380), (854, 91640), (976, 80185), (1015, 77104), (1106, 70760), (1160, 67466), (1220, 64148), (1264, 61915), (1580, 49532), (1624, 48190), (1708, 45820), (1769, 44240), (2030, 38552), (2135, 36656), (2212, 35380), (2291, 34160), (2320, 33733), (2440, 32074), (2765, 28304), (3160, 24766), (3248, 24095), (3416, 22910), (3538, 22120), (4060, 19276), (4270, 18328), (4424, 17690), (4582, 17080), (4819, 16240), (4880, 16037), (5530, 14152), (6320, 12383), (6832, 11455), (7076, 11060), (8120, 9638), (8540, 9164), (8845, 8848)]