218153880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 288

約数和(自身を含む): 840294000

約数和(自身を除く): 622140120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 83, 84, 90, 98, 105, 120, 126, 140, 147, 149, 166, 168, 180, 196, 210, 245, 249, 252, 280, 294, 298, 315, 332, 360, 392, 415, 420, 441, 447, 490, 498, 504, 581, 588, 596, 630, 664, 735, 745, 747, 830, 840, 882, 894, 980, 996, 1043, 1162, 1176, 1192, 1245, 1260, 1341, 1470, 1490, 1494, 1660, 1743, 1764, 1788, 1960, 1992, 2086, 2205, 2235, 2324, 2490, 2520, 2682, 2905, 2940, 2980, 2988, 3129, 3320, 3486, 3528, 3576, 3735, 4067, 4172, 4410, 4470, 4648, 4980, 5215, 5229, 5364, 5810, 5880, 5960, 5976, 6258, 6705, 6972, 7301, 7470, 8134, 8344, 8715, 8820, 8940, 9387, 9960, 10430, 10458, 10728, 11620, 12201, 12367, 12516, 13410, 13944, 14602, 14940, 15645, 16268, 17430, 17640, 17880, 18774, 20335, 20860, 20916, 21903, 23240, 24402, 24734, 25032, 26145, 26820, 29204, 29880, 31290, 32536, 34860, 36505, 36603, 37101, 37548, 40670, 41720, 41832, 43806, 46935, 48804, 49468, 52290, 53640, 58408, 61005, 61835, 62580, 65709, 69720, 73010, 73206, 74202, 75096, 81340, 86569, 87612, 93870, 97608, 98936, 104580, 109515, 111303, 122010, 123670, 125160, 131418, 146020, 146412, 148404, 162680, 173138, 175224, 183015, 185505, 187740, 209160, 219030, 222606, 244020, 247340, 259707, 262836, 292040, 292824, 296808, 328545, 346276, 366030, 371010, 375480, 432845, 438060, 445212, 488040, 494680, 519414, 525672, 556515, 605983, 657090, 692552, 732060, 742020, 779121, 865690, 876120, 890424, 1038828, 1113030, 1211966, 1298535, 1314180, 1464120, 1484040, 1558242, 1731380, 1817949, 2077656, 2226060, 2423932, 2597070, 2628360, 3029915, 3116484, 3462760, 3635898, 3895605, 4452120, 4847864, 5194140, 5453847, 6059830, 6232968, 7271796, 7791210, 9089745, 10388280, 10907694, 12119660, 14543592, 15582420, 18179490, 21815388, 24239320, 27269235, 31164840, 36358980, 43630776, 54538470, 72717960, 109076940, 218153880]

約数ペア:

[(1, 218153880), (2, 109076940), (3, 72717960), (4, 54538470), (5, 43630776), (6, 36358980), (7, 31164840), (8, 27269235), (9, 24239320), (10, 21815388), (12, 18179490), (14, 15582420), (15, 14543592), (18, 12119660), (20, 10907694), (21, 10388280), (24, 9089745), (28, 7791210), (30, 7271796), (35, 6232968), (36, 6059830), (40, 5453847), (42, 5194140), (45, 4847864), (49, 4452120), (56, 3895605), (60, 3635898), (63, 3462760), (70, 3116484), (72, 3029915), (83, 2628360), (84, 2597070), (90, 2423932), (98, 2226060), (105, 2077656), (120, 1817949), (126, 1731380), (140, 1558242), (147, 1484040), (149, 1464120), (166, 1314180), (168, 1298535), (180, 1211966), (196, 1113030), (210, 1038828), (245, 890424), (249, 876120), (252, 865690), (280, 779121), (294, 742020), (298, 732060), (315, 692552), (332, 657090), (360, 605983), (392, 556515), (415, 525672), (420, 519414), (441, 494680), (447, 488040), (490, 445212), (498, 438060), (504, 432845), (581, 375480), (588, 371010), (596, 366030), (630, 346276), (664, 328545), (735, 296808), (745, 292824), (747, 292040), (830, 262836), (840, 259707), (882, 247340), (894, 244020), (980, 222606), (996, 219030), (1043, 209160), (1162, 187740), (1176, 185505), (1192, 183015), (1245, 175224), (1260, 173138), (1341, 162680), (1470, 148404), (1490, 146412), (1494, 146020), (1660, 131418), (1743, 125160), (1764, 123670), (1788, 122010), (1960, 111303), (1992, 109515), (2086, 104580), (2205, 98936), (2235, 97608), (2324, 93870), (2490, 87612), (2520, 86569), (2682, 81340), (2905, 75096), (2940, 74202), (2980, 73206), (2988, 73010), (3129, 69720), (3320, 65709), (3486, 62580), (3528, 61835), (3576, 61005), (3735, 58408), (4067, 53640), (4172, 52290), (4410, 49468), (4470, 48804), (4648, 46935), (4980, 43806), (5215, 41832), (5229, 41720), (5364, 40670), (5810, 37548), (5880, 37101), (5960, 36603), (5976, 36505), (6258, 34860), (6705, 32536), (6972, 31290), (7301, 29880), (7470, 29204), (8134, 26820), (8344, 26145), (8715, 25032), (8820, 24734), (8940, 24402), (9387, 23240), (9960, 21903), (10430, 20916), (10458, 20860), (10728, 20335), (11620, 18774), (12201, 17880), (12367, 17640), (12516, 17430), (13410, 16268), (13944, 15645), (14602, 14940)]