7028320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 96

約数和(自身を含む): 18627840

約数和(自身を除く): 11599520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 109, 124, 130, 155, 160, 208, 218, 248, 260, 310, 403, 416, 436, 496, 520, 545, 620, 806, 872, 992, 1040, 1090, 1240, 1417, 1612, 1744, 2015, 2080, 2180, 2480, 2834, 3224, 3379, 3488, 4030, 4360, 4960, 5668, 6448, 6758, 7085, 8060, 8720, 11336, 12896, 13516, 14170, 16120, 16895, 17440, 22672, 27032, 28340, 32240, 33790, 43927, 45344, 54064, 56680, 64480, 67580, 87854, 108128, 113360, 135160, 175708, 219635, 226720, 270320, 351416, 439270, 540640, 702832, 878540, 1405664, 1757080, 3514160, 7028320]

約数ペア:

[(1, 7028320), (2, 3514160), (4, 1757080), (5, 1405664), (8, 878540), (10, 702832), (13, 540640), (16, 439270), (20, 351416), (26, 270320), (31, 226720), (32, 219635), (40, 175708), (52, 135160), (62, 113360), (65, 108128), (80, 87854), (104, 67580), (109, 64480), (124, 56680), (130, 54064), (155, 45344), (160, 43927), (208, 33790), (218, 32240), (248, 28340), (260, 27032), (310, 22672), (403, 17440), (416, 16895), (436, 16120), (496, 14170), (520, 13516), (545, 12896), (620, 11336), (806, 8720), (872, 8060), (992, 7085), (1040, 6758), (1090, 6448), (1240, 5668), (1417, 4960), (1612, 4360), (1744, 4030), (2015, 3488), (2080, 3379), (2180, 3224), (2480, 2834)]