30876720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{18379}}^1$

素因数の和:18402

約数の個数: 80

約数和(自身を含む): 109397760

約数和(自身を除く): 78521040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 18379, 36758, 55137, 73516, 91895, 110274, 128653, 147032, 183790, 220548, 257306, 275685, 294064, 367580, 385959, 441096, 514612, 551370, 643265, 735160, 771918, 882192, 1029224, 1102740, 1286530, 1470320, 1543836, 1929795, 2058448, 2205480, 2573060, 3087672, 3859590, 4410960, 5146120, 6175344, 7719180, 10292240, 15438360, 30876720]

約数ペア:

[(1, 30876720), (2, 15438360), (3, 10292240), (4, 7719180), (5, 6175344), (6, 5146120), (7, 4410960), (8, 3859590), (10, 3087672), (12, 2573060), (14, 2205480), (15, 2058448), (16, 1929795), (20, 1543836), (21, 1470320), (24, 1286530), (28, 1102740), (30, 1029224), (35, 882192), (40, 771918), (42, 735160), (48, 643265), (56, 551370), (60, 514612), (70, 441096), (80, 385959), (84, 367580), (105, 294064), (112, 275685), (120, 257306), (140, 220548), (168, 183790), (210, 147032), (240, 128653), (280, 110274), (336, 91895), (420, 73516), (560, 55137), (840, 36758), (1680, 18379)]