30928310

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 66355200

約数和(自身を除く): 35426890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 127, 142, 245, 254, 343, 355, 490, 497, 635, 686, 710, 889, 994, 1270, 1715, 1778, 2485, 3430, 3479, 4445, 4970, 6223, 6958, 8890, 9017, 12446, 17395, 18034, 24353, 31115, 34790, 43561, 45085, 48706, 62230, 63119, 87122, 90170, 121765, 126238, 217805, 243530, 315595, 435610, 441833, 631190, 883666, 2209165, 3092831, 4418330, 6185662, 15464155, 30928310]

約数ペア:

[(1, 30928310), (2, 15464155), (5, 6185662), (7, 4418330), (10, 3092831), (14, 2209165), (35, 883666), (49, 631190), (70, 441833), (71, 435610), (98, 315595), (127, 243530), (142, 217805), (245, 126238), (254, 121765), (343, 90170), (355, 87122), (490, 63119), (497, 62230), (635, 48706), (686, 45085), (710, 43561), (889, 34790), (994, 31115), (1270, 24353), (1715, 18034), (1778, 17395), (2485, 12446), (3430, 9017), (3479, 8890), (4445, 6958), (4970, 6223)]