1805858551040

素因数分解:

$2^8\times 5^1\times {\mathrm{107}}^1\times {\mathrm{421}}^1\times {\mathrm{31319}}^1$

素因数の和:31868

約数の個数: 144

約数和(自身を含む): 4376532021120

約数和(自身を除く): 2570673470080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 421, 428, 535, 640, 842, 856, 1070, 1280, 1684, 1712, 2105, 2140, 3368, 3424, 4210, 4280, 6736, 6848, 8420, 8560, 13472, 13696, 16840, 17120, 26944, 27392, 31319, 33680, 34240, 45047, 53888, 62638, 67360, 68480, 90094, 107776, 125276, 134720, 136960, 156595, 180188, 225235, 250552, 269440, 313190, 360376, 450470, 501104, 538880, 626380, 720752, 900940, 1002208, 1252760, 1441504, 1801880, 2004416, 2505520, 2883008, 3351133, 3603760, 4008832, 5011040, 5766016, 6702266, 7207520, 8017664, 10022080, 11532032, 13185299, 13404532, 14415040, 16755665, 20044160, 26370598, 26809064, 28830080, 33511330, 40088320, 52741196, 53618128, 57660160, 65926495, 67022660, 105482392, 107236256, 131852990, 134045320, 210964784, 214472512, 263705980, 268090640, 421929568, 428945024, 527411960, 536181280, 843859136, 857890048, 1054823920, 1072362560, 1410826993, 1687718272, 2109647840, 2144725120, 2821653986, 3375436544, 4219295680, 4289450240, 5643307972, 7054134965, 8438591360, 11286615944, 14108269930, 16877182720, 22573231888, 28216539860, 45146463776, 56433079720, 90292927552, 112866159440, 180585855104, 225732318880, 361171710208, 451464637760, 902929275520, 1805858551040]

約数ペア:

[(1, 1805858551040), (2, 902929275520), (4, 451464637760), (5, 361171710208), (8, 225732318880), (10, 180585855104), (16, 112866159440), (20, 90292927552), (32, 56433079720), (40, 45146463776), (64, 28216539860), (80, 22573231888), (107, 16877182720), (128, 14108269930), (160, 11286615944), (214, 8438591360), (256, 7054134965), (320, 5643307972), (421, 4289450240), (428, 4219295680), (535, 3375436544), (640, 2821653986), (842, 2144725120), (856, 2109647840), (1070, 1687718272), (1280, 1410826993), (1684, 1072362560), (1712, 1054823920), (2105, 857890048), (2140, 843859136), (3368, 536181280), (3424, 527411960), (4210, 428945024), (4280, 421929568), (6736, 268090640), (6848, 263705980), (8420, 214472512), (8560, 210964784), (13472, 134045320), (13696, 131852990), (16840, 107236256), (17120, 105482392), (26944, 67022660), (27392, 65926495), (31319, 57660160), (33680, 53618128), (34240, 52741196), (45047, 40088320), (53888, 33511330), (62638, 28830080), (67360, 26809064), (68480, 26370598), (90094, 20044160), (107776, 16755665), (125276, 14415040), (134720, 13404532), (136960, 13185299), (156595, 11532032), (180188, 10022080), (225235, 8017664), (250552, 7207520), (269440, 6702266), (313190, 5766016), (360376, 5011040), (450470, 4008832), (501104, 3603760), (538880, 3351133), (626380, 2883008), (720752, 2505520), (900940, 2004416), (1002208, 1801880), (1252760, 1441504)]