217735560

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:457

約数の個数: 256

約数和(自身を含む): 841881600

約数和(自身を除く): 624146040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 83, 84, 90, 105, 108, 120, 126, 135, 140, 166, 168, 180, 189, 210, 216, 249, 252, 270, 280, 315, 332, 347, 360, 378, 415, 420, 498, 504, 540, 581, 630, 664, 694, 747, 756, 830, 840, 945, 996, 1041, 1080, 1162, 1245, 1260, 1388, 1494, 1512, 1660, 1735, 1743, 1890, 1992, 2082, 2241, 2324, 2429, 2490, 2520, 2776, 2905, 2988, 3123, 3320, 3470, 3486, 3735, 3780, 4164, 4482, 4648, 4858, 4980, 5205, 5229, 5810, 5976, 6246, 6940, 6972, 7287, 7470, 7560, 8328, 8715, 8964, 9369, 9716, 9960, 10410, 10458, 11205, 11620, 12145, 12492, 13880, 13944, 14574, 14940, 15615, 15687, 17430, 17928, 18738, 19432, 20820, 20916, 21861, 22410, 23240, 24290, 24984, 26145, 28801, 29148, 29880, 31230, 31374, 34860, 36435, 37476, 41640, 41832, 43722, 44820, 46845, 48580, 52290, 57602, 58296, 62460, 62748, 65583, 69720, 72870, 74952, 78435, 86403, 87444, 89640, 93690, 97160, 104580, 109305, 115204, 124920, 125496, 131166, 144005, 145740, 156870, 172806, 174888, 187380, 201607, 209160, 218610, 230408, 259209, 262332, 288010, 291480, 313740, 327915, 345612, 374760, 403214, 432015, 437220, 518418, 524664, 576020, 604821, 627480, 655830, 691224, 777627, 806428, 864030, 874440, 1008035, 1036836, 1152040, 1209642, 1296045, 1311660, 1555254, 1612856, 1728060, 1814463, 2016070, 2073672, 2419284, 2592090, 2623320, 3024105, 3110508, 3456120, 3628926, 3888135, 4032140, 4838568, 5184180, 5443389, 6048210, 6221016, 7257852, 7776270, 8064280, 9072315, 10368360, 10886778, 12096420, 14515704, 15552540, 18144630, 21773556, 24192840, 27216945, 31105080, 36289260, 43547112, 54433890, 72578520, 108867780, 217735560]

約数ペア:

[(1, 217735560), (2, 108867780), (3, 72578520), (4, 54433890), (5, 43547112), (6, 36289260), (7, 31105080), (8, 27216945), (9, 24192840), (10, 21773556), (12, 18144630), (14, 15552540), (15, 14515704), (18, 12096420), (20, 10886778), (21, 10368360), (24, 9072315), (27, 8064280), (28, 7776270), (30, 7257852), (35, 6221016), (36, 6048210), (40, 5443389), (42, 5184180), (45, 4838568), (54, 4032140), (56, 3888135), (60, 3628926), (63, 3456120), (70, 3110508), (72, 3024105), (83, 2623320), (84, 2592090), (90, 2419284), (105, 2073672), (108, 2016070), (120, 1814463), (126, 1728060), (135, 1612856), (140, 1555254), (166, 1311660), (168, 1296045), (180, 1209642), (189, 1152040), (210, 1036836), (216, 1008035), (249, 874440), (252, 864030), (270, 806428), (280, 777627), (315, 691224), (332, 655830), (347, 627480), (360, 604821), (378, 576020), (415, 524664), (420, 518418), (498, 437220), (504, 432015), (540, 403214), (581, 374760), (630, 345612), (664, 327915), (694, 313740), (747, 291480), (756, 288010), (830, 262332), (840, 259209), (945, 230408), (996, 218610), (1041, 209160), (1080, 201607), (1162, 187380), (1245, 174888), (1260, 172806), (1388, 156870), (1494, 145740), (1512, 144005), (1660, 131166), (1735, 125496), (1743, 124920), (1890, 115204), (1992, 109305), (2082, 104580), (2241, 97160), (2324, 93690), (2429, 89640), (2490, 87444), (2520, 86403), (2776, 78435), (2905, 74952), (2988, 72870), (3123, 69720), (3320, 65583), (3470, 62748), (3486, 62460), (3735, 58296), (3780, 57602), (4164, 52290), (4482, 48580), (4648, 46845), (4858, 44820), (4980, 43722), (5205, 41832), (5229, 41640), (5810, 37476), (5976, 36435), (6246, 34860), (6940, 31374), (6972, 31230), (7287, 29880), (7470, 29148), (7560, 28801), (8328, 26145), (8715, 24984), (8964, 24290), (9369, 23240), (9716, 22410), (9960, 21861), (10410, 20916), (10458, 20820), (11205, 19432), (11620, 18738), (12145, 17928), (12492, 17430), (13880, 15687), (13944, 15615), (14574, 14940)]