21783060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:167

約数の個数: 192

約数和(自身を含む): 76204800

約数和(自身を除く): 54421740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 29, 30, 36, 39, 45, 52, 54, 58, 60, 65, 78, 87, 90, 107, 108, 116, 117, 130, 135, 145, 156, 174, 180, 195, 214, 234, 260, 261, 270, 290, 321, 348, 351, 377, 390, 428, 435, 468, 522, 535, 540, 580, 585, 642, 702, 754, 780, 783, 870, 963, 1044, 1070, 1131, 1170, 1284, 1305, 1391, 1404, 1508, 1566, 1605, 1740, 1755, 1885, 1926, 2140, 2262, 2340, 2610, 2782, 2889, 3103, 3132, 3210, 3393, 3510, 3770, 3852, 3915, 4173, 4524, 4815, 5220, 5564, 5655, 5778, 6206, 6420, 6786, 6955, 7020, 7540, 7830, 8346, 9309, 9630, 10179, 11310, 11556, 12412, 12519, 13572, 13910, 14445, 15515, 15660, 16692, 16965, 18618, 19260, 20358, 20865, 22620, 25038, 27820, 27927, 28890, 31030, 33930, 37236, 37557, 40339, 40716, 41730, 46545, 50076, 50895, 55854, 57780, 62060, 62595, 67860, 75114, 80678, 83460, 83781, 93090, 101790, 111708, 121017, 125190, 139635, 150228, 161356, 167562, 186180, 187785, 201695, 203580, 242034, 250380, 279270, 335124, 363051, 375570, 403390, 418905, 484068, 558540, 605085, 726102, 751140, 806780, 837810, 1089153, 1210170, 1452204, 1675620, 1815255, 2178306, 2420340, 3630510, 4356612, 5445765, 7261020, 10891530, 21783060]

約数ペア:

[(1, 21783060), (2, 10891530), (3, 7261020), (4, 5445765), (5, 4356612), (6, 3630510), (9, 2420340), (10, 2178306), (12, 1815255), (13, 1675620), (15, 1452204), (18, 1210170), (20, 1089153), (26, 837810), (27, 806780), (29, 751140), (30, 726102), (36, 605085), (39, 558540), (45, 484068), (52, 418905), (54, 403390), (58, 375570), (60, 363051), (65, 335124), (78, 279270), (87, 250380), (90, 242034), (107, 203580), (108, 201695), (116, 187785), (117, 186180), (130, 167562), (135, 161356), (145, 150228), (156, 139635), (174, 125190), (180, 121017), (195, 111708), (214, 101790), (234, 93090), (260, 83781), (261, 83460), (270, 80678), (290, 75114), (321, 67860), (348, 62595), (351, 62060), (377, 57780), (390, 55854), (428, 50895), (435, 50076), (468, 46545), (522, 41730), (535, 40716), (540, 40339), (580, 37557), (585, 37236), (642, 33930), (702, 31030), (754, 28890), (780, 27927), (783, 27820), (870, 25038), (963, 22620), (1044, 20865), (1070, 20358), (1131, 19260), (1170, 18618), (1284, 16965), (1305, 16692), (1391, 15660), (1404, 15515), (1508, 14445), (1566, 13910), (1605, 13572), (1740, 12519), (1755, 12412), (1885, 11556), (1926, 11310), (2140, 10179), (2262, 9630), (2340, 9309), (2610, 8346), (2782, 7830), (2889, 7540), (3103, 7020), (3132, 6955), (3210, 6786), (3393, 6420), (3510, 6206), (3770, 5778), (3852, 5655), (3915, 5564), (4173, 5220), (4524, 4815)]