20197320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:156

約数の個数: 192

約数和(自身を含む): 72394560

約数和(自身を除く): 52197240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 107, 110, 120, 121, 130, 132, 143, 156, 165, 195, 214, 220, 242, 260, 264, 286, 312, 321, 330, 363, 390, 428, 429, 440, 484, 520, 535, 572, 605, 642, 660, 715, 726, 780, 856, 858, 968, 1070, 1144, 1177, 1210, 1284, 1320, 1391, 1430, 1452, 1560, 1573, 1605, 1716, 1815, 2140, 2145, 2354, 2420, 2568, 2782, 2860, 2904, 3146, 3210, 3432, 3531, 3630, 4173, 4280, 4290, 4708, 4719, 4840, 5564, 5720, 5885, 6292, 6420, 6955, 7062, 7260, 7865, 8346, 8580, 9416, 9438, 11128, 11770, 12584, 12840, 12947, 13910, 14124, 14520, 15301, 15730, 16692, 17160, 17655, 18876, 20865, 23540, 23595, 25894, 27820, 28248, 30602, 31460, 33384, 35310, 37752, 38841, 41730, 45903, 47080, 47190, 51788, 55640, 61204, 62920, 64735, 70620, 76505, 77682, 83460, 91806, 94380, 103576, 122408, 129470, 141240, 153010, 155364, 166920, 168311, 183612, 188760, 194205, 229515, 258940, 306020, 310728, 336622, 367224, 388410, 459030, 504933, 517880, 612040, 673244, 776820, 841555, 918060, 1009866, 1346488, 1553640, 1683110, 1836120, 2019732, 2524665, 3366220, 4039464, 5049330, 6732440, 10098660, 20197320]

約数ペア:

[(1, 20197320), (2, 10098660), (3, 6732440), (4, 5049330), (5, 4039464), (6, 3366220), (8, 2524665), (10, 2019732), (11, 1836120), (12, 1683110), (13, 1553640), (15, 1346488), (20, 1009866), (22, 918060), (24, 841555), (26, 776820), (30, 673244), (33, 612040), (39, 517880), (40, 504933), (44, 459030), (52, 388410), (55, 367224), (60, 336622), (65, 310728), (66, 306020), (78, 258940), (88, 229515), (104, 194205), (107, 188760), (110, 183612), (120, 168311), (121, 166920), (130, 155364), (132, 153010), (143, 141240), (156, 129470), (165, 122408), (195, 103576), (214, 94380), (220, 91806), (242, 83460), (260, 77682), (264, 76505), (286, 70620), (312, 64735), (321, 62920), (330, 61204), (363, 55640), (390, 51788), (428, 47190), (429, 47080), (440, 45903), (484, 41730), (520, 38841), (535, 37752), (572, 35310), (605, 33384), (642, 31460), (660, 30602), (715, 28248), (726, 27820), (780, 25894), (856, 23595), (858, 23540), (968, 20865), (1070, 18876), (1144, 17655), (1177, 17160), (1210, 16692), (1284, 15730), (1320, 15301), (1391, 14520), (1430, 14124), (1452, 13910), (1560, 12947), (1573, 12840), (1605, 12584), (1716, 11770), (1815, 11128), (2140, 9438), (2145, 9416), (2354, 8580), (2420, 8346), (2568, 7865), (2782, 7260), (2860, 7062), (2904, 6955), (3146, 6420), (3210, 6292), (3432, 5885), (3531, 5720), (3630, 5564), (4173, 4840), (4280, 4719), (4290, 4708)]