67072280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 128

約数和(自身を含む): 177292800

約数和(自身を除く): 110220520

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 71, 76, 88, 95, 110, 113, 142, 152, 190, 209, 220, 226, 284, 355, 380, 418, 440, 452, 565, 568, 710, 760, 781, 836, 904, 1045, 1130, 1243, 1349, 1420, 1562, 1672, 2090, 2147, 2260, 2486, 2698, 2840, 3124, 3905, 4180, 4294, 4520, 4972, 5396, 6215, 6248, 6745, 7810, 8023, 8360, 8588, 9944, 10735, 10792, 12430, 13490, 14839, 15620, 16046, 17176, 21470, 23617, 24860, 26980, 29678, 31240, 32092, 40115, 42940, 47234, 49720, 53960, 59356, 64184, 74195, 80230, 85880, 88253, 94468, 118085, 118712, 148390, 152437, 160460, 176506, 188936, 236170, 296780, 304874, 320920, 353012, 441265, 472340, 593560, 609748, 706024, 762185, 882530, 944680, 1219496, 1524370, 1676807, 1765060, 3048740, 3353614, 3530120, 6097480, 6707228, 8384035, 13414456, 16768070, 33536140, 67072280]

約数ペア:

[(1, 67072280), (2, 33536140), (4, 16768070), (5, 13414456), (8, 8384035), (10, 6707228), (11, 6097480), (19, 3530120), (20, 3353614), (22, 3048740), (38, 1765060), (40, 1676807), (44, 1524370), (55, 1219496), (71, 944680), (76, 882530), (88, 762185), (95, 706024), (110, 609748), (113, 593560), (142, 472340), (152, 441265), (190, 353012), (209, 320920), (220, 304874), (226, 296780), (284, 236170), (355, 188936), (380, 176506), (418, 160460), (440, 152437), (452, 148390), (565, 118712), (568, 118085), (710, 94468), (760, 88253), (781, 85880), (836, 80230), (904, 74195), (1045, 64184), (1130, 59356), (1243, 53960), (1349, 49720), (1420, 47234), (1562, 42940), (1672, 40115), (2090, 32092), (2147, 31240), (2260, 29678), (2486, 26980), (2698, 24860), (2840, 23617), (3124, 21470), (3905, 17176), (4180, 16046), (4294, 15620), (4520, 14839), (4972, 13490), (5396, 12430), (6215, 10792), (6248, 10735), (6745, 9944), (7810, 8588), (8023, 8360)]