61795860

素因数分解:

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

素因数の和:21045

約数の個数: 72

約数和(自身を含む): 201287520

約数和(自身を除く): 139491660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 21019, 42038, 63057, 84076, 105095, 126114, 147133, 210190, 252228, 294266, 315285, 420380, 441399, 588532, 630570, 735665, 882798, 1029931, 1261140, 1471330, 1765596, 2059862, 2206995, 2942660, 3089793, 4119724, 4413990, 5149655, 6179586, 8827980, 10299310, 12359172, 15448965, 20598620, 30897930, 61795860]

約数ペア:

[(1, 61795860), (2, 30897930), (3, 20598620), (4, 15448965), (5, 12359172), (6, 10299310), (7, 8827980), (10, 6179586), (12, 5149655), (14, 4413990), (15, 4119724), (20, 3089793), (21, 2942660), (28, 2206995), (30, 2059862), (35, 1765596), (42, 1471330), (49, 1261140), (60, 1029931), (70, 882798), (84, 735665), (98, 630570), (105, 588532), (140, 441399), (147, 420380), (196, 315285), (210, 294266), (245, 252228), (294, 210190), (420, 147133), (490, 126114), (588, 105095), (735, 84076), (980, 63057), (1470, 42038), (2940, 21019)]