77407740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 144

約数和(自身を含む): 245333088

約数和(自身を除く): 167925348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 73, 86, 90, 129, 137, 146, 172, 180, 215, 219, 258, 274, 292, 365, 387, 411, 430, 438, 516, 548, 645, 657, 685, 730, 774, 822, 860, 876, 1095, 1233, 1290, 1314, 1370, 1460, 1548, 1644, 1935, 2055, 2190, 2466, 2580, 2628, 2740, 3139, 3285, 3870, 4110, 4380, 4932, 5891, 6165, 6278, 6570, 7740, 8220, 9417, 10001, 11782, 12330, 12556, 13140, 15695, 17673, 18834, 20002, 23564, 24660, 28251, 29455, 30003, 31390, 35346, 37668, 40004, 47085, 50005, 53019, 56502, 58910, 60006, 62780, 70692, 88365, 90009, 94170, 100010, 106038, 113004, 117820, 120012, 141255, 150015, 176730, 180018, 188340, 200020, 212076, 265095, 282510, 300030, 353460, 360036, 430043, 450045, 530190, 565020, 600060, 860086, 900090, 1060380, 1290129, 1720172, 1800180, 2150215, 2580258, 3870387, 4300430, 5160516, 6450645, 7740774, 8600860, 12901290, 15481548, 19351935, 25802580, 38703870, 77407740]

約数ペア:

[(1, 77407740), (2, 38703870), (3, 25802580), (4, 19351935), (5, 15481548), (6, 12901290), (9, 8600860), (10, 7740774), (12, 6450645), (15, 5160516), (18, 4300430), (20, 3870387), (30, 2580258), (36, 2150215), (43, 1800180), (45, 1720172), (60, 1290129), (73, 1060380), (86, 900090), (90, 860086), (129, 600060), (137, 565020), (146, 530190), (172, 450045), (180, 430043), (215, 360036), (219, 353460), (258, 300030), (274, 282510), (292, 265095), (365, 212076), (387, 200020), (411, 188340), (430, 180018), (438, 176730), (516, 150015), (548, 141255), (645, 120012), (657, 117820), (685, 113004), (730, 106038), (774, 100010), (822, 94170), (860, 90009), (876, 88365), (1095, 70692), (1233, 62780), (1290, 60006), (1314, 58910), (1370, 56502), (1460, 53019), (1548, 50005), (1644, 47085), (1935, 40004), (2055, 37668), (2190, 35346), (2466, 31390), (2580, 30003), (2628, 29455), (2740, 28251), (3139, 24660), (3285, 23564), (3870, 20002), (4110, 18834), (4380, 17673), (4932, 15695), (5891, 13140), (6165, 12556), (6278, 12330), (6570, 11782), (7740, 10001), (8220, 9417)]