656810310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2062

約数の個数: 128

約数和(自身を含む): 1820206080

約数和(自身を除く): 1163395770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 37, 39, 46, 65, 69, 74, 78, 111, 115, 130, 138, 185, 195, 222, 230, 299, 345, 370, 390, 481, 555, 598, 690, 851, 897, 962, 1110, 1443, 1495, 1702, 1794, 1979, 2405, 2553, 2886, 2990, 3958, 4255, 4485, 4810, 5106, 5937, 7215, 8510, 8970, 9895, 11063, 11874, 12765, 14430, 19790, 22126, 25530, 25727, 29685, 33189, 45517, 51454, 55315, 59370, 66378, 73223, 77181, 91034, 110630, 128635, 136551, 146446, 154362, 165945, 219669, 227585, 257270, 273102, 331890, 366115, 385905, 439338, 455170, 591721, 682755, 732230, 771810, 951899, 1098345, 1183442, 1365510, 1684129, 1775163, 1903798, 2196690, 2855697, 2958605, 3368258, 3550326, 4759495, 5052387, 5711394, 5917210, 8420645, 8875815, 9518990, 10104774, 14278485, 16841290, 17751630, 21893677, 25261935, 28556970, 43787354, 50523870, 65681031, 109468385, 131362062, 218936770, 328405155, 656810310]

約数ペア:

[(1, 656810310), (2, 328405155), (3, 218936770), (5, 131362062), (6, 109468385), (10, 65681031), (13, 50523870), (15, 43787354), (23, 28556970), (26, 25261935), (30, 21893677), (37, 17751630), (39, 16841290), (46, 14278485), (65, 10104774), (69, 9518990), (74, 8875815), (78, 8420645), (111, 5917210), (115, 5711394), (130, 5052387), (138, 4759495), (185, 3550326), (195, 3368258), (222, 2958605), (230, 2855697), (299, 2196690), (345, 1903798), (370, 1775163), (390, 1684129), (481, 1365510), (555, 1183442), (598, 1098345), (690, 951899), (851, 771810), (897, 732230), (962, 682755), (1110, 591721), (1443, 455170), (1495, 439338), (1702, 385905), (1794, 366115), (1979, 331890), (2405, 273102), (2553, 257270), (2886, 227585), (2990, 219669), (3958, 165945), (4255, 154362), (4485, 146446), (4810, 136551), (5106, 128635), (5937, 110630), (7215, 91034), (8510, 77181), (8970, 73223), (9895, 66378), (11063, 59370), (11874, 55315), (12765, 51454), (14430, 45517), (19790, 33189), (22126, 29685), (25530, 25727)]