30897930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{21019}}^1$

素因数の和:21043

約数の個数: 48

約数和(自身を含む): 86266080

約数和(自身を除く): 55368150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 21019, 42038, 63057, 105095, 126114, 147133, 210190, 294266, 315285, 441399, 630570, 735665, 882798, 1029931, 1471330, 2059862, 2206995, 3089793, 4413990, 5149655, 6179586, 10299310, 15448965, 30897930]

約数ペア:

[(1, 30897930), (2, 15448965), (3, 10299310), (5, 6179586), (6, 5149655), (7, 4413990), (10, 3089793), (14, 2206995), (15, 2059862), (21, 1471330), (30, 1029931), (35, 882798), (42, 735665), (49, 630570), (70, 441399), (98, 315285), (105, 294266), (147, 210190), (210, 147133), (245, 126114), (294, 105095), (490, 63057), (735, 42038), (1470, 21019)]