78009960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13267}}^1$

素因数の和:13295

約数の個数: 96

約数和(自身を含む): 272259360

約数和(自身を除く): 194249400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 13267, 26534, 39801, 53068, 66335, 79602, 92869, 106136, 132670, 159204, 185738, 199005, 265340, 278607, 318408, 371476, 398010, 464345, 530680, 557214, 650083, 742952, 796020, 928690, 1114428, 1300166, 1393035, 1592040, 1857380, 1950249, 2228856, 2600332, 2786070, 3250415, 3714760, 3900498, 5200664, 5572140, 6500830, 7800996, 9751245, 11144280, 13001660, 15601992, 19502490, 26003320, 39004980, 78009960]

約数ペア:

[(1, 78009960), (2, 39004980), (3, 26003320), (4, 19502490), (5, 15601992), (6, 13001660), (7, 11144280), (8, 9751245), (10, 7800996), (12, 6500830), (14, 5572140), (15, 5200664), (20, 3900498), (21, 3714760), (24, 3250415), (28, 2786070), (30, 2600332), (35, 2228856), (40, 1950249), (42, 1857380), (49, 1592040), (56, 1393035), (60, 1300166), (70, 1114428), (84, 928690), (98, 796020), (105, 742952), (120, 650083), (140, 557214), (147, 530680), (168, 464345), (196, 398010), (210, 371476), (245, 318408), (280, 278607), (294, 265340), (392, 199005), (420, 185738), (490, 159204), (588, 132670), (735, 106136), (840, 92869), (980, 79602), (1176, 66335), (1470, 53068), (1960, 39801), (2940, 26534), (5880, 13267)]