77709720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3463}}^1$

素因数の和:3505

約数の個数: 128

約数和(自身を含む): 269360640

約数和(自身を除く): 191650920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3463, 3740, 4488, 5610, 6926, 7480, 10389, 11220, 13852, 17315, 20778, 22440, 27704, 34630, 38093, 41556, 51945, 58871, 69260, 76186, 83112, 103890, 114279, 117742, 138520, 152372, 176613, 190465, 207780, 228558, 235484, 294355, 304744, 353226, 380930, 415560, 457116, 470968, 571395, 588710, 647581, 706452, 761860, 883065, 914232, 1142790, 1177420, 1295162, 1412904, 1523720, 1766130, 1942743, 2285580, 2354840, 2590324, 3237905, 3532260, 3885486, 4571160, 5180648, 6475810, 7064520, 7770972, 9713715, 12951620, 15541944, 19427430, 25903240, 38854860, 77709720]

約数ペア:

[(1, 77709720), (2, 38854860), (3, 25903240), (4, 19427430), (5, 15541944), (6, 12951620), (8, 9713715), (10, 7770972), (11, 7064520), (12, 6475810), (15, 5180648), (17, 4571160), (20, 3885486), (22, 3532260), (24, 3237905), (30, 2590324), (33, 2354840), (34, 2285580), (40, 1942743), (44, 1766130), (51, 1523720), (55, 1412904), (60, 1295162), (66, 1177420), (68, 1142790), (85, 914232), (88, 883065), (102, 761860), (110, 706452), (120, 647581), (132, 588710), (136, 571395), (165, 470968), (170, 457116), (187, 415560), (204, 380930), (220, 353226), (255, 304744), (264, 294355), (330, 235484), (340, 228558), (374, 207780), (408, 190465), (440, 176613), (510, 152372), (561, 138520), (660, 117742), (680, 114279), (748, 103890), (935, 83112), (1020, 76186), (1122, 69260), (1320, 58871), (1496, 51945), (1870, 41556), (2040, 38093), (2244, 34630), (2805, 27704), (3463, 22440), (3740, 20778), (4488, 17315), (5610, 13852), (6926, 11220), (7480, 10389)]