51248880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 188023680

約数和(自身を除く): 136774800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 53, 60, 68, 72, 79, 80, 85, 90, 102, 106, 120, 136, 144, 153, 158, 159, 170, 180, 204, 212, 237, 240, 255, 265, 272, 306, 316, 318, 340, 360, 395, 408, 424, 474, 477, 510, 530, 612, 632, 636, 680, 711, 720, 765, 790, 795, 816, 848, 901, 948, 954, 1020, 1060, 1185, 1224, 1264, 1272, 1343, 1360, 1422, 1530, 1580, 1590, 1802, 1896, 1908, 2040, 2120, 2370, 2385, 2448, 2544, 2686, 2703, 2844, 3060, 3160, 3180, 3555, 3604, 3792, 3816, 4029, 4080, 4187, 4240, 4505, 4740, 4770, 5372, 5406, 5688, 6120, 6320, 6360, 6715, 7110, 7208, 7632, 8058, 8109, 8374, 9010, 9480, 9540, 10744, 10812, 11376, 12087, 12240, 12561, 12720, 13430, 13515, 14220, 14416, 16116, 16218, 16748, 18020, 18960, 19080, 20145, 20935, 21488, 21624, 24174, 25122, 26860, 27030, 28440, 32232, 32436, 33496, 36040, 37683, 38160, 40290, 40545, 41870, 43248, 48348, 50244, 53720, 54060, 56880, 60435, 62805, 64464, 64872, 66992, 71179, 72080, 75366, 80580, 81090, 83740, 96696, 100488, 107440, 108120, 120870, 125610, 129744, 142358, 150732, 161160, 162180, 167480, 188415, 193392, 200976, 213537, 216240, 241740, 251220, 284716, 301464, 322320, 324360, 334960, 355895, 376830, 427074, 483480, 502440, 569432, 602928, 640611, 648720, 711790, 753660, 854148, 966960, 1004880, 1067685, 1138864, 1281222, 1423580, 1507320, 1708296, 2135370, 2562444, 2847160, 3014640, 3203055, 3416592, 4270740, 5124888, 5694320, 6406110, 8541480, 10249776, 12812220, 17082960, 25624440, 51248880]

約数ペア:

[(1, 51248880), (2, 25624440), (3, 17082960), (4, 12812220), (5, 10249776), (6, 8541480), (8, 6406110), (9, 5694320), (10, 5124888), (12, 4270740), (15, 3416592), (16, 3203055), (17, 3014640), (18, 2847160), (20, 2562444), (24, 2135370), (30, 1708296), (34, 1507320), (36, 1423580), (40, 1281222), (45, 1138864), (48, 1067685), (51, 1004880), (53, 966960), (60, 854148), (68, 753660), (72, 711790), (79, 648720), (80, 640611), (85, 602928), (90, 569432), (102, 502440), (106, 483480), (120, 427074), (136, 376830), (144, 355895), (153, 334960), (158, 324360), (159, 322320), (170, 301464), (180, 284716), (204, 251220), (212, 241740), (237, 216240), (240, 213537), (255, 200976), (265, 193392), (272, 188415), (306, 167480), (316, 162180), (318, 161160), (340, 150732), (360, 142358), (395, 129744), (408, 125610), (424, 120870), (474, 108120), (477, 107440), (510, 100488), (530, 96696), (612, 83740), (632, 81090), (636, 80580), (680, 75366), (711, 72080), (720, 71179), (765, 66992), (790, 64872), (795, 64464), (816, 62805), (848, 60435), (901, 56880), (948, 54060), (954, 53720), (1020, 50244), (1060, 48348), (1185, 43248), (1224, 41870), (1264, 40545), (1272, 40290), (1343, 38160), (1360, 37683), (1422, 36040), (1530, 33496), (1580, 32436), (1590, 32232), (1802, 28440), (1896, 27030), (1908, 26860), (2040, 25122), (2120, 24174), (2370, 21624), (2385, 21488), (2448, 20935), (2544, 20145), (2686, 19080), (2703, 18960), (2844, 18020), (3060, 16748), (3160, 16218), (3180, 16116), (3555, 14416), (3604, 14220), (3792, 13515), (3816, 13430), (4029, 12720), (4080, 12561), (4187, 12240), (4240, 12087), (4505, 11376), (4740, 10812), (4770, 10744), (5372, 9540), (5406, 9480), (5688, 9010), (6120, 8374), (6320, 8109), (6360, 8058), (6715, 7632), (7110, 7208)]