210375440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 545423424

約数和(自身を除く): 335047984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 121, 176, 206, 211, 220, 242, 412, 422, 440, 484, 515, 605, 824, 844, 880, 968, 1030, 1055, 1133, 1210, 1648, 1688, 1936, 2060, 2110, 2266, 2321, 2420, 3376, 4120, 4220, 4532, 4642, 4840, 5665, 8240, 8440, 9064, 9284, 9680, 11330, 11605, 12463, 16880, 18128, 18568, 21733, 22660, 23210, 24926, 25531, 37136, 43466, 45320, 46420, 49852, 51062, 62315, 86932, 90640, 92840, 99704, 102124, 108665, 124630, 127655, 173864, 185680, 199408, 204248, 217330, 239063, 249260, 255310, 347728, 408496, 434660, 478126, 498520, 510620, 869320, 956252, 997040, 1021240, 1195315, 1738640, 1912504, 2042480, 2390630, 2629693, 3825008, 4781260, 5259386, 9562520, 10518772, 13148465, 19125040, 21037544, 26296930, 42075088, 52593860, 105187720, 210375440]

約数ペア:

[(1, 210375440), (2, 105187720), (4, 52593860), (5, 42075088), (8, 26296930), (10, 21037544), (11, 19125040), (16, 13148465), (20, 10518772), (22, 9562520), (40, 5259386), (44, 4781260), (55, 3825008), (80, 2629693), (88, 2390630), (103, 2042480), (110, 1912504), (121, 1738640), (176, 1195315), (206, 1021240), (211, 997040), (220, 956252), (242, 869320), (412, 510620), (422, 498520), (440, 478126), (484, 434660), (515, 408496), (605, 347728), (824, 255310), (844, 249260), (880, 239063), (968, 217330), (1030, 204248), (1055, 199408), (1133, 185680), (1210, 173864), (1648, 127655), (1688, 124630), (1936, 108665), (2060, 102124), (2110, 99704), (2266, 92840), (2321, 90640), (2420, 86932), (3376, 62315), (4120, 51062), (4220, 49852), (4532, 46420), (4642, 45320), (4840, 43466), (5665, 37136), (8240, 25531), (8440, 24926), (9064, 23210), (9284, 22660), (9680, 21733), (11330, 18568), (11605, 18128), (12463, 16880)]