209663230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1823}}^1$

素因数の和:1921

約数の個数: 64

約数和(自身を含む): 453869568

約数和(自身を除く): 244206338

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 53, 62, 70, 106, 155, 217, 265, 310, 371, 434, 530, 742, 1085, 1643, 1823, 1855, 2170, 3286, 3646, 3710, 8215, 9115, 11501, 12761, 16430, 18230, 23002, 25522, 56513, 57505, 63805, 96619, 113026, 115010, 127610, 193238, 282565, 395591, 483095, 565130, 676333, 791182, 966190, 1352666, 1977955, 2995189, 3381665, 3955910, 5990378, 6763330, 14975945, 20966323, 29951890, 41932646, 104831615, 209663230]

約数ペア:

[(1, 209663230), (2, 104831615), (5, 41932646), (7, 29951890), (10, 20966323), (14, 14975945), (31, 6763330), (35, 5990378), (53, 3955910), (62, 3381665), (70, 2995189), (106, 1977955), (155, 1352666), (217, 966190), (265, 791182), (310, 676333), (371, 565130), (434, 483095), (530, 395591), (742, 282565), (1085, 193238), (1643, 127610), (1823, 115010), (1855, 113026), (2170, 96619), (3286, 63805), (3646, 57505), (3710, 56513), (8215, 25522), (9115, 23002), (11501, 18230), (12761, 16430)]