154726040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:313

約数の個数: 128

約数和(自身を含む): 415134720

約数和(自身を除く): 260408680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 71, 86, 140, 142, 172, 181, 215, 280, 284, 301, 344, 355, 362, 430, 497, 568, 602, 710, 724, 860, 905, 994, 1204, 1267, 1420, 1448, 1505, 1720, 1810, 1988, 2408, 2485, 2534, 2840, 3010, 3053, 3620, 3976, 4970, 5068, 6020, 6106, 6335, 7240, 7783, 9940, 10136, 12040, 12212, 12670, 12851, 15265, 15566, 19880, 21371, 24424, 25340, 25702, 30530, 31132, 38915, 42742, 50680, 51404, 54481, 61060, 62264, 64255, 77830, 85484, 89957, 102808, 106855, 108962, 122120, 128510, 155660, 170968, 179914, 213710, 217924, 257020, 272405, 311320, 359828, 427420, 435848, 449785, 514040, 544810, 552593, 719656, 854840, 899570, 1089620, 1105186, 1799140, 2179240, 2210372, 2762965, 3598280, 3868151, 4420744, 5525930, 7736302, 11051860, 15472604, 19340755, 22103720, 30945208, 38681510, 77363020, 154726040]

約数ペア:

[(1, 154726040), (2, 77363020), (4, 38681510), (5, 30945208), (7, 22103720), (8, 19340755), (10, 15472604), (14, 11051860), (20, 7736302), (28, 5525930), (35, 4420744), (40, 3868151), (43, 3598280), (56, 2762965), (70, 2210372), (71, 2179240), (86, 1799140), (140, 1105186), (142, 1089620), (172, 899570), (181, 854840), (215, 719656), (280, 552593), (284, 544810), (301, 514040), (344, 449785), (355, 435848), (362, 427420), (430, 359828), (497, 311320), (568, 272405), (602, 257020), (710, 217924), (724, 213710), (860, 179914), (905, 170968), (994, 155660), (1204, 128510), (1267, 122120), (1420, 108962), (1448, 106855), (1505, 102808), (1720, 89957), (1810, 85484), (1988, 77830), (2408, 64255), (2485, 62264), (2534, 61060), (2840, 54481), (3010, 51404), (3053, 50680), (3620, 42742), (3976, 38915), (4970, 31132), (5068, 30530), (6020, 25702), (6106, 25340), (6335, 24424), (7240, 21371), (7783, 19880), (9940, 15566), (10136, 15265), (12040, 12851), (12212, 12670)]