1771591920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{55501}}^1$

素因数の和:55543

約数の個数: 160

約数和(自身を含む): 6606958080

約数和(自身を除く): 4835366160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 15960, 31920, 55501, 111002, 166503, 222004, 277505, 333006, 388507, 444008, 555010, 666012, 777014, 832515, 888016, 1054519, 1110020, 1165521, 1332024, 1554028, 1665030, 1942535, 2109038, 2220040, 2331042, 2664048, 3108056, 3163557, 3330060, 3885070, 4218076, 4440080, 4662084, 5272595, 5827605, 6216112, 6327114, 6660120, 7381633, 7770140, 8436152, 9324168, 10545190, 11655210, 12654228, 13320240, 14763266, 15540280, 15817785, 16872304, 18648336, 21090380, 22144899, 23310420, 25308456, 29526532, 31080560, 31635570, 36908165, 42180760, 44289798, 46620840, 50616912, 59053064, 63271140, 73816330, 84361520, 88579596, 93241680, 110724495, 118106128, 126542280, 147632660, 177159192, 221448990, 253084560, 295265320, 354318384, 442897980, 590530640, 885795960, 1771591920]

約数ペア:

[(1, 1771591920), (2, 885795960), (3, 590530640), (4, 442897980), (5, 354318384), (6, 295265320), (7, 253084560), (8, 221448990), (10, 177159192), (12, 147632660), (14, 126542280), (15, 118106128), (16, 110724495), (19, 93241680), (20, 88579596), (21, 84361520), (24, 73816330), (28, 63271140), (30, 59053064), (35, 50616912), (38, 46620840), (40, 44289798), (42, 42180760), (48, 36908165), (56, 31635570), (57, 31080560), (60, 29526532), (70, 25308456), (76, 23310420), (80, 22144899), (84, 21090380), (95, 18648336), (105, 16872304), (112, 15817785), (114, 15540280), (120, 14763266), (133, 13320240), (140, 12654228), (152, 11655210), (168, 10545190), (190, 9324168), (210, 8436152), (228, 7770140), (240, 7381633), (266, 6660120), (280, 6327114), (285, 6216112), (304, 5827605), (336, 5272595), (380, 4662084), (399, 4440080), (420, 4218076), (456, 3885070), (532, 3330060), (560, 3163557), (570, 3108056), (665, 2664048), (760, 2331042), (798, 2220040), (840, 2109038), (912, 1942535), (1064, 1665030), (1140, 1554028), (1330, 1332024), (1520, 1165521), (1596, 1110020), (1680, 1054519), (1995, 888016), (2128, 832515), (2280, 777014), (2660, 666012), (3192, 555010), (3990, 444008), (4560, 388507), (5320, 333006), (6384, 277505), (7980, 222004), (10640, 166503), (15960, 111002), (31920, 55501)]