346201520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{26879}}^1$

素因数の和:26922

約数の個数: 80

約数和(自身を含む): 959938560

約数和(自身を除く): 613737040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 26879, 53758, 107516, 134395, 188153, 215032, 268790, 376306, 430064, 537580, 618217, 752612, 940765, 1075160, 1236434, 1505224, 1881530, 2150320, 2472868, 3010448, 3091085, 3763060, 4327519, 4945736, 6182170, 7526120, 8655038, 9891472, 12364340, 15052240, 17310076, 21637595, 24728680, 34620152, 43275190, 49457360, 69240304, 86550380, 173100760, 346201520]

約数ペア:

[(1, 346201520), (2, 173100760), (4, 86550380), (5, 69240304), (7, 49457360), (8, 43275190), (10, 34620152), (14, 24728680), (16, 21637595), (20, 17310076), (23, 15052240), (28, 12364340), (35, 9891472), (40, 8655038), (46, 7526120), (56, 6182170), (70, 4945736), (80, 4327519), (92, 3763060), (112, 3091085), (115, 3010448), (140, 2472868), (161, 2150320), (184, 1881530), (230, 1505224), (280, 1236434), (322, 1075160), (368, 940765), (460, 752612), (560, 618217), (644, 537580), (805, 430064), (920, 376306), (1288, 268790), (1610, 215032), (1840, 188153), (2576, 134395), (3220, 107516), (6440, 53758), (12880, 26879)]