74657440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 209182176

約数和(自身を除く): 134524736

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 169, 176, 208, 220, 251, 260, 286, 338, 352, 416, 440, 502, 520, 572, 676, 715, 845, 880, 1004, 1040, 1144, 1255, 1352, 1430, 1690, 1760, 1859, 2008, 2080, 2288, 2510, 2704, 2761, 2860, 3263, 3380, 3718, 4016, 4576, 5020, 5408, 5522, 5720, 6526, 6760, 7436, 8032, 9295, 10040, 11044, 11440, 13052, 13520, 13805, 14872, 16315, 18590, 20080, 22088, 22880, 26104, 27040, 27610, 29744, 32630, 35893, 37180, 40160, 42419, 44176, 52208, 55220, 59488, 65260, 71786, 74360, 84838, 88352, 104416, 110440, 130520, 143572, 148720, 169676, 179465, 212095, 220880, 261040, 287144, 297440, 339352, 358930, 424190, 441760, 466609, 522080, 574288, 678704, 717860, 848380, 933218, 1148576, 1357408, 1435720, 1696760, 1866436, 2333045, 2871440, 3393520, 3732872, 4666090, 5742880, 6787040, 7465744, 9332180, 14931488, 18664360, 37328720, 74657440]

約数ペア:

[(1, 74657440), (2, 37328720), (4, 18664360), (5, 14931488), (8, 9332180), (10, 7465744), (11, 6787040), (13, 5742880), (16, 4666090), (20, 3732872), (22, 3393520), (26, 2871440), (32, 2333045), (40, 1866436), (44, 1696760), (52, 1435720), (55, 1357408), (65, 1148576), (80, 933218), (88, 848380), (104, 717860), (110, 678704), (130, 574288), (143, 522080), (160, 466609), (169, 441760), (176, 424190), (208, 358930), (220, 339352), (251, 297440), (260, 287144), (286, 261040), (338, 220880), (352, 212095), (416, 179465), (440, 169676), (502, 148720), (520, 143572), (572, 130520), (676, 110440), (715, 104416), (845, 88352), (880, 84838), (1004, 74360), (1040, 71786), (1144, 65260), (1255, 59488), (1352, 55220), (1430, 52208), (1690, 44176), (1760, 42419), (1859, 40160), (2008, 37180), (2080, 35893), (2288, 32630), (2510, 29744), (2704, 27610), (2761, 27040), (2860, 26104), (3263, 22880), (3380, 22088), (3718, 20080), (4016, 18590), (4576, 16315), (5020, 14872), (5408, 13805), (5522, 13520), (5720, 13052), (6526, 11440), (6760, 11044), (7436, 10040), (8032, 9295)]