67787720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1693}}^1$

素因数の和:1735

約数の個数: 128

約数和(自身を含む): 204906240

約数和(自身を除く): 137118520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1693, 1820, 2002, 2860, 3080, 3386, 3640, 4004, 5005, 5720, 6772, 8008, 8465, 10010, 11851, 13544, 16930, 18623, 20020, 22009, 23702, 33860, 37246, 40040, 44018, 47404, 59255, 67720, 74492, 88036, 93115, 94808, 110045, 118510, 130361, 148984, 154063, 176072, 186230, 220090, 237020, 242099, 260722, 308126, 372460, 440180, 474040, 484198, 521444, 616252, 651805, 744920, 770315, 880360, 968396, 1042888, 1210495, 1232504, 1303610, 1540630, 1694693, 1936792, 2420990, 2607220, 3081260, 3389386, 4841980, 5214440, 6162520, 6778772, 8473465, 9683960, 13557544, 16946930, 33893860, 67787720]

約数ペア:

[(1, 67787720), (2, 33893860), (4, 16946930), (5, 13557544), (7, 9683960), (8, 8473465), (10, 6778772), (11, 6162520), (13, 5214440), (14, 4841980), (20, 3389386), (22, 3081260), (26, 2607220), (28, 2420990), (35, 1936792), (40, 1694693), (44, 1540630), (52, 1303610), (55, 1232504), (56, 1210495), (65, 1042888), (70, 968396), (77, 880360), (88, 770315), (91, 744920), (104, 651805), (110, 616252), (130, 521444), (140, 484198), (143, 474040), (154, 440180), (182, 372460), (220, 308126), (260, 260722), (280, 242099), (286, 237020), (308, 220090), (364, 186230), (385, 176072), (440, 154063), (455, 148984), (520, 130361), (572, 118510), (616, 110045), (715, 94808), (728, 93115), (770, 88036), (910, 74492), (1001, 67720), (1144, 59255), (1430, 47404), (1540, 44018), (1693, 40040), (1820, 37246), (2002, 33860), (2860, 23702), (3080, 22009), (3386, 20020), (3640, 18623), (4004, 16930), (5005, 13544), (5720, 11851), (6772, 10010), (8008, 8465)]