206545240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 128

約数和(自身を含む): 547974720

約数和(自身を除く): 341429480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 53, 55, 68, 85, 88, 106, 110, 136, 170, 187, 212, 220, 265, 340, 374, 424, 440, 521, 530, 583, 680, 748, 901, 935, 1042, 1060, 1166, 1496, 1802, 1870, 2084, 2120, 2332, 2605, 2915, 3604, 3740, 4168, 4505, 4664, 5210, 5731, 5830, 7208, 7480, 8857, 9010, 9911, 10420, 11462, 11660, 17714, 18020, 19822, 20840, 22924, 23320, 27613, 28655, 35428, 36040, 39644, 44285, 45848, 49555, 55226, 57310, 70856, 79288, 88570, 97427, 99110, 110452, 114620, 138065, 177140, 194854, 198220, 220904, 229240, 276130, 303743, 354280, 389708, 396440, 469421, 487135, 552260, 607486, 779416, 938842, 974270, 1104520, 1214972, 1518715, 1877684, 1948540, 2347105, 2429944, 3037430, 3755368, 3897080, 4694210, 5163631, 6074860, 9388420, 10327262, 12149720, 18776840, 20654524, 25818155, 41309048, 51636310, 103272620, 206545240]

約数ペア:

[(1, 206545240), (2, 103272620), (4, 51636310), (5, 41309048), (8, 25818155), (10, 20654524), (11, 18776840), (17, 12149720), (20, 10327262), (22, 9388420), (34, 6074860), (40, 5163631), (44, 4694210), (53, 3897080), (55, 3755368), (68, 3037430), (85, 2429944), (88, 2347105), (106, 1948540), (110, 1877684), (136, 1518715), (170, 1214972), (187, 1104520), (212, 974270), (220, 938842), (265, 779416), (340, 607486), (374, 552260), (424, 487135), (440, 469421), (521, 396440), (530, 389708), (583, 354280), (680, 303743), (748, 276130), (901, 229240), (935, 220904), (1042, 198220), (1060, 194854), (1166, 177140), (1496, 138065), (1802, 114620), (1870, 110452), (2084, 99110), (2120, 97427), (2332, 88570), (2605, 79288), (2915, 70856), (3604, 57310), (3740, 55226), (4168, 49555), (4505, 45848), (4664, 44285), (5210, 39644), (5731, 36040), (5830, 35428), (7208, 28655), (7480, 27613), (8857, 23320), (9010, 22924), (9911, 20840), (10420, 19822), (11462, 18020), (11660, 17714)]