1816405920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2281}}^1$

素因数の和:2388

約数の個数: 288

約数和(自身を含む): 7176798720

約数和(自身を除く): 5360392800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 158, 160, 168, 180, 210, 224, 237, 240, 252, 280, 288, 315, 316, 336, 360, 395, 420, 474, 480, 504, 553, 560, 630, 632, 672, 711, 720, 790, 840, 948, 1008, 1106, 1120, 1185, 1260, 1264, 1422, 1440, 1580, 1659, 1680, 1896, 2016, 2212, 2281, 2370, 2520, 2528, 2765, 2844, 3160, 3318, 3360, 3555, 3792, 4424, 4562, 4740, 4977, 5040, 5530, 5688, 6320, 6636, 6843, 7110, 7584, 8295, 8848, 9124, 9480, 9954, 10080, 11060, 11376, 11405, 12640, 13272, 13686, 14220, 15967, 16590, 17696, 18248, 18960, 19908, 20529, 22120, 22752, 22810, 24885, 26544, 27372, 28440, 31934, 33180, 34215, 36496, 37920, 39816, 41058, 44240, 45620, 47901, 49770, 53088, 54744, 56880, 63868, 66360, 68430, 72992, 79632, 79835, 82116, 88480, 91240, 95802, 99540, 102645, 109488, 113760, 127736, 132720, 136860, 143703, 159264, 159670, 164232, 180199, 182480, 191604, 199080, 205290, 218976, 239505, 255472, 265440, 273720, 287406, 319340, 328464, 360398, 364960, 383208, 398160, 410580, 479010, 510944, 540597, 547440, 574812, 638680, 656928, 718515, 720796, 766416, 796320, 821160, 900995, 958020, 1081194, 1094880, 1149624, 1261393, 1277360, 1437030, 1441592, 1532832, 1621791, 1642320, 1801990, 1916040, 2162388, 2299248, 2522786, 2554720, 2702985, 2874060, 2883184, 3243582, 3284640, 3603980, 3784179, 3832080, 4324776, 4598496, 5045572, 5405970, 5748120, 5766368, 6306965, 6487164, 7207960, 7568358, 7664160, 8108955, 8649552, 10091144, 10811940, 11352537, 11496240, 12613930, 12974328, 14415920, 15136716, 16217910, 17299104, 18920895, 20182288, 21623880, 22705074, 22992480, 25227860, 25948656, 28831840, 30273432, 32435820, 37841790, 40364576, 43247760, 45410148, 50455720, 51897312, 56762685, 60546864, 64871640, 75683580, 86495520, 90820296, 100911440, 113525370, 121093728, 129743280, 151367160, 181640592, 201822880, 227050740, 259486560, 302734320, 363281184, 454101480, 605468640, 908202960, 1816405920]

約数ペア:

[(1, 1816405920), (2, 908202960), (3, 605468640), (4, 454101480), (5, 363281184), (6, 302734320), (7, 259486560), (8, 227050740), (9, 201822880), (10, 181640592), (12, 151367160), (14, 129743280), (15, 121093728), (16, 113525370), (18, 100911440), (20, 90820296), (21, 86495520), (24, 75683580), (28, 64871640), (30, 60546864), (32, 56762685), (35, 51897312), (36, 50455720), (40, 45410148), (42, 43247760), (45, 40364576), (48, 37841790), (56, 32435820), (60, 30273432), (63, 28831840), (70, 25948656), (72, 25227860), (79, 22992480), (80, 22705074), (84, 21623880), (90, 20182288), (96, 18920895), (105, 17299104), (112, 16217910), (120, 15136716), (126, 14415920), (140, 12974328), (144, 12613930), (158, 11496240), (160, 11352537), (168, 10811940), (180, 10091144), (210, 8649552), (224, 8108955), (237, 7664160), (240, 7568358), (252, 7207960), (280, 6487164), (288, 6306965), (315, 5766368), (316, 5748120), (336, 5405970), (360, 5045572), (395, 4598496), (420, 4324776), (474, 3832080), (480, 3784179), (504, 3603980), (553, 3284640), (560, 3243582), (630, 2883184), (632, 2874060), (672, 2702985), (711, 2554720), (720, 2522786), (790, 2299248), (840, 2162388), (948, 1916040), (1008, 1801990), (1106, 1642320), (1120, 1621791), (1185, 1532832), (1260, 1441592), (1264, 1437030), (1422, 1277360), (1440, 1261393), (1580, 1149624), (1659, 1094880), (1680, 1081194), (1896, 958020), (2016, 900995), (2212, 821160), (2281, 796320), (2370, 766416), (2520, 720796), (2528, 718515), (2765, 656928), (2844, 638680), (3160, 574812), (3318, 547440), (3360, 540597), (3555, 510944), (3792, 479010), (4424, 410580), (4562, 398160), (4740, 383208), (4977, 364960), (5040, 360398), (5530, 328464), (5688, 319340), (6320, 287406), (6636, 273720), (6843, 265440), (7110, 255472), (7584, 239505), (8295, 218976), (8848, 205290), (9124, 199080), (9480, 191604), (9954, 182480), (10080, 180199), (11060, 164232), (11376, 159670), (11405, 159264), (12640, 143703), (13272, 136860), (13686, 132720), (14220, 127736), (15967, 113760), (16590, 109488), (17696, 102645), (18248, 99540), (18960, 95802), (19908, 91240), (20529, 88480), (22120, 82116), (22752, 79835), (22810, 79632), (24885, 72992), (26544, 68430), (27372, 66360), (28440, 63868), (31934, 56880), (33180, 54744), (34215, 53088), (36496, 49770), (37920, 47901), (39816, 45620), (41058, 44240)]