31226760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:827

約数の個数: 96

約数和(自身を含む): 102435840

約数和(自身を除く): 71209080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 127, 180, 254, 360, 381, 508, 635, 683, 762, 1016, 1143, 1270, 1366, 1524, 1905, 2049, 2286, 2540, 2732, 3048, 3415, 3810, 4098, 4572, 5080, 5464, 5715, 6147, 6830, 7620, 8196, 9144, 10245, 11430, 12294, 13660, 15240, 16392, 20490, 22860, 24588, 27320, 30735, 40980, 45720, 49176, 61470, 81960, 86741, 122940, 173482, 245880, 260223, 346964, 433705, 520446, 693928, 780669, 867410, 1040892, 1301115, 1561338, 1734820, 2081784, 2602230, 3122676, 3469640, 3903345, 5204460, 6245352, 7806690, 10408920, 15613380, 31226760]

約数ペア:

[(1, 31226760), (2, 15613380), (3, 10408920), (4, 7806690), (5, 6245352), (6, 5204460), (8, 3903345), (9, 3469640), (10, 3122676), (12, 2602230), (15, 2081784), (18, 1734820), (20, 1561338), (24, 1301115), (30, 1040892), (36, 867410), (40, 780669), (45, 693928), (60, 520446), (72, 433705), (90, 346964), (120, 260223), (127, 245880), (180, 173482), (254, 122940), (360, 86741), (381, 81960), (508, 61470), (635, 49176), (683, 45720), (762, 40980), (1016, 30735), (1143, 27320), (1270, 24588), (1366, 22860), (1524, 20490), (1905, 16392), (2049, 15240), (2286, 13660), (2540, 12294), (2732, 11430), (3048, 10245), (3415, 9144), (3810, 8196), (4098, 7620), (4572, 6830), (5080, 6147), (5464, 5715)]