156629378440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^2\times {\mathrm{461}}^1\times {\mathrm{1361}}^1$

素因数の和:1991

約数の個数: 96

約数和(自身を含む): 357970619160

約数和(自身を除く): 201341240720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 461, 632, 790, 922, 1361, 1580, 1844, 2305, 2722, 3160, 3688, 4610, 5444, 6241, 6805, 9220, 10888, 12482, 13610, 18440, 24964, 27220, 31205, 36419, 49928, 54440, 62410, 72838, 107519, 124820, 145676, 182095, 215038, 249640, 291352, 364190, 430076, 537595, 627421, 728380, 860152, 1075190, 1254842, 1456760, 2150380, 2509684, 2877101, 3137105, 4300760, 5019368, 5754202, 6274210, 8494001, 11508404, 12548420, 14385505, 16988002, 23016808, 25096840, 28771010, 33976004, 42470005, 49566259, 57542020, 67952008, 84940010, 99132518, 115084040, 169880020, 198265036, 247831295, 339760040, 396530072, 495662590, 991325180, 1982650360, 3915734461, 7831468922, 15662937844, 19578672305, 31325875688, 39157344610, 78314689220, 156629378440]

約数ペア:

[(1, 156629378440), (2, 78314689220), (4, 39157344610), (5, 31325875688), (8, 19578672305), (10, 15662937844), (20, 7831468922), (40, 3915734461), (79, 1982650360), (158, 991325180), (316, 495662590), (395, 396530072), (461, 339760040), (632, 247831295), (790, 198265036), (922, 169880020), (1361, 115084040), (1580, 99132518), (1844, 84940010), (2305, 67952008), (2722, 57542020), (3160, 49566259), (3688, 42470005), (4610, 33976004), (5444, 28771010), (6241, 25096840), (6805, 23016808), (9220, 16988002), (10888, 14385505), (12482, 12548420), (13610, 11508404), (18440, 8494001), (24964, 6274210), (27220, 5754202), (31205, 5019368), (36419, 4300760), (49928, 3137105), (54440, 2877101), (62410, 2509684), (72838, 2150380), (107519, 1456760), (124820, 1254842), (145676, 1075190), (182095, 860152), (215038, 728380), (249640, 627421), (291352, 537595), (364190, 430076)]