61997940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 192

約数和(自身を含む): 206841600

約数和(自身を除く): 144843660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 37, 45, 54, 58, 60, 74, 87, 90, 107, 108, 111, 116, 135, 145, 148, 174, 180, 185, 214, 222, 261, 270, 290, 321, 333, 348, 370, 428, 435, 444, 522, 535, 540, 555, 580, 642, 666, 740, 783, 870, 963, 999, 1044, 1070, 1073, 1110, 1284, 1305, 1332, 1566, 1605, 1665, 1740, 1926, 1998, 2140, 2146, 2220, 2610, 2889, 3103, 3132, 3210, 3219, 3330, 3852, 3915, 3959, 3996, 4292, 4815, 4995, 5220, 5365, 5778, 6206, 6420, 6438, 6660, 7830, 7918, 9309, 9630, 9657, 9990, 10730, 11556, 11877, 12412, 12876, 14445, 15515, 15660, 15836, 16095, 18618, 19260, 19314, 19795, 19980, 21460, 23754, 27927, 28890, 28971, 31030, 32190, 35631, 37236, 38628, 39590, 46545, 47508, 48285, 55854, 57780, 57942, 59385, 62060, 64380, 71262, 79180, 83781, 93090, 96570, 106893, 111708, 114811, 115884, 118770, 139635, 142524, 144855, 167562, 178155, 186180, 193140, 213786, 229622, 237540, 279270, 289710, 335124, 344433, 356310, 418905, 427572, 459244, 534465, 558540, 574055, 579420, 688866, 712620, 837810, 1033299, 1068930, 1148110, 1377732, 1675620, 1722165, 2066598, 2137860, 2296220, 3099897, 3444330, 4133196, 5166495, 6199794, 6888660, 10332990, 12399588, 15499485, 20665980, 30998970, 61997940]

約数ペア:

[(1, 61997940), (2, 30998970), (3, 20665980), (4, 15499485), (5, 12399588), (6, 10332990), (9, 6888660), (10, 6199794), (12, 5166495), (15, 4133196), (18, 3444330), (20, 3099897), (27, 2296220), (29, 2137860), (30, 2066598), (36, 1722165), (37, 1675620), (45, 1377732), (54, 1148110), (58, 1068930), (60, 1033299), (74, 837810), (87, 712620), (90, 688866), (107, 579420), (108, 574055), (111, 558540), (116, 534465), (135, 459244), (145, 427572), (148, 418905), (174, 356310), (180, 344433), (185, 335124), (214, 289710), (222, 279270), (261, 237540), (270, 229622), (290, 213786), (321, 193140), (333, 186180), (348, 178155), (370, 167562), (428, 144855), (435, 142524), (444, 139635), (522, 118770), (535, 115884), (540, 114811), (555, 111708), (580, 106893), (642, 96570), (666, 93090), (740, 83781), (783, 79180), (870, 71262), (963, 64380), (999, 62060), (1044, 59385), (1070, 57942), (1073, 57780), (1110, 55854), (1284, 48285), (1305, 47508), (1332, 46545), (1566, 39590), (1605, 38628), (1665, 37236), (1740, 35631), (1926, 32190), (1998, 31030), (2140, 28971), (2146, 28890), (2220, 27927), (2610, 23754), (2889, 21460), (3103, 19980), (3132, 19795), (3210, 19314), (3219, 19260), (3330, 18618), (3852, 16095), (3915, 15836), (3959, 15660), (3996, 15515), (4292, 14445), (4815, 12876), (4995, 12412), (5220, 11877), (5365, 11556), (5778, 10730), (6206, 9990), (6420, 9657), (6438, 9630), (6660, 9309), (7830, 7918)]