78384720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6949}}^1$

素因数の和:7012

約数の個数: 80

約数和(自身を含む): 248198400

約数和(自身を除く): 169813680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 6949, 11280, 13898, 20847, 27796, 34745, 41694, 55592, 69490, 83388, 104235, 111184, 138980, 166776, 208470, 277960, 326603, 333552, 416940, 555920, 653206, 833880, 979809, 1306412, 1633015, 1667760, 1959618, 2612824, 3266030, 3919236, 4899045, 5225648, 6532060, 7838472, 9798090, 13064120, 15676944, 19596180, 26128240, 39192360, 78384720]

約数ペア:

[(1, 78384720), (2, 39192360), (3, 26128240), (4, 19596180), (5, 15676944), (6, 13064120), (8, 9798090), (10, 7838472), (12, 6532060), (15, 5225648), (16, 4899045), (20, 3919236), (24, 3266030), (30, 2612824), (40, 1959618), (47, 1667760), (48, 1633015), (60, 1306412), (80, 979809), (94, 833880), (120, 653206), (141, 555920), (188, 416940), (235, 333552), (240, 326603), (282, 277960), (376, 208470), (470, 166776), (564, 138980), (705, 111184), (752, 104235), (940, 83388), (1128, 69490), (1410, 55592), (1880, 41694), (2256, 34745), (2820, 27796), (3760, 20847), (5640, 13898), (6949, 11280)]