64021020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{487}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 205943808

約数和(自身を除く): 141922788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 313, 420, 487, 626, 939, 974, 1252, 1461, 1565, 1878, 1948, 2191, 2435, 2922, 3130, 3409, 3756, 4382, 4695, 4870, 5844, 6260, 6573, 6818, 7305, 8764, 9390, 9740, 10227, 10955, 13146, 13636, 14610, 17045, 18780, 20454, 21910, 26292, 29220, 32865, 34090, 40908, 43820, 51135, 65730, 68180, 102270, 131460, 152431, 204540, 304862, 457293, 609724, 762155, 914586, 1067017, 1524310, 1829172, 2134034, 2286465, 3048620, 3201051, 4268068, 4572930, 5335085, 6402102, 9145860, 10670170, 12804204, 16005255, 21340340, 32010510, 64021020]

約数ペア:

[(1, 64021020), (2, 32010510), (3, 21340340), (4, 16005255), (5, 12804204), (6, 10670170), (7, 9145860), (10, 6402102), (12, 5335085), (14, 4572930), (15, 4268068), (20, 3201051), (21, 3048620), (28, 2286465), (30, 2134034), (35, 1829172), (42, 1524310), (60, 1067017), (70, 914586), (84, 762155), (105, 609724), (140, 457293), (210, 304862), (313, 204540), (420, 152431), (487, 131460), (626, 102270), (939, 68180), (974, 65730), (1252, 51135), (1461, 43820), (1565, 40908), (1878, 34090), (1948, 32865), (2191, 29220), (2435, 26292), (2922, 21910), (3130, 20454), (3409, 18780), (3756, 17045), (4382, 14610), (4695, 13636), (4870, 13146), (5844, 10955), (6260, 10227), (6573, 9740), (6818, 9390), (7305, 8764)]