217714920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:228

約数の個数: 256

約数和(自身を含む): 751161600

約数和(自身を除く): 533446680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 41, 51, 57, 60, 68, 76, 82, 85, 95, 102, 114, 120, 123, 136, 137, 152, 164, 170, 190, 204, 205, 228, 246, 255, 274, 285, 323, 328, 340, 380, 408, 410, 411, 456, 492, 510, 548, 570, 615, 646, 680, 685, 697, 760, 779, 820, 822, 969, 984, 1020, 1096, 1140, 1230, 1292, 1370, 1394, 1558, 1615, 1640, 1644, 1938, 2040, 2055, 2091, 2280, 2329, 2337, 2460, 2584, 2603, 2740, 2788, 3116, 3230, 3288, 3485, 3876, 3895, 4110, 4182, 4658, 4674, 4845, 4920, 5206, 5480, 5576, 5617, 6232, 6460, 6970, 6987, 7752, 7790, 7809, 8220, 8364, 9316, 9348, 9690, 10412, 10455, 11234, 11645, 11685, 12920, 13015, 13243, 13940, 13974, 15580, 15618, 16440, 16728, 16851, 18632, 18696, 19380, 20824, 20910, 22468, 23290, 23370, 26030, 26486, 27880, 27948, 28085, 31160, 31236, 33702, 34935, 38760, 39045, 39729, 41820, 44251, 44936, 46580, 46740, 52060, 52972, 55896, 56170, 62472, 66215, 67404, 69870, 78090, 79458, 83640, 84255, 88502, 93160, 93480, 95489, 104120, 105944, 106723, 112340, 132430, 132753, 134808, 139740, 156180, 158916, 168510, 177004, 190978, 198645, 213446, 221255, 224680, 264860, 265506, 279480, 286467, 312360, 317832, 320169, 337020, 354008, 381956, 397290, 426892, 442510, 477445, 529720, 531012, 533615, 572934, 640338, 663765, 674040, 763912, 794580, 853784, 885020, 954890, 1062024, 1067230, 1145868, 1280676, 1327530, 1432335, 1589160, 1600845, 1770040, 1814291, 1909780, 2134460, 2291736, 2561352, 2655060, 2864670, 3201690, 3628582, 3819560, 4268920, 5310120, 5442873, 5729340, 6403380, 7257164, 9071455, 10885746, 11458680, 12806760, 14514328, 18142910, 21771492, 27214365, 36285820, 43542984, 54428730, 72571640, 108857460, 217714920]

約数ペア:

[(1, 217714920), (2, 108857460), (3, 72571640), (4, 54428730), (5, 43542984), (6, 36285820), (8, 27214365), (10, 21771492), (12, 18142910), (15, 14514328), (17, 12806760), (19, 11458680), (20, 10885746), (24, 9071455), (30, 7257164), (34, 6403380), (38, 5729340), (40, 5442873), (41, 5310120), (51, 4268920), (57, 3819560), (60, 3628582), (68, 3201690), (76, 2864670), (82, 2655060), (85, 2561352), (95, 2291736), (102, 2134460), (114, 1909780), (120, 1814291), (123, 1770040), (136, 1600845), (137, 1589160), (152, 1432335), (164, 1327530), (170, 1280676), (190, 1145868), (204, 1067230), (205, 1062024), (228, 954890), (246, 885020), (255, 853784), (274, 794580), (285, 763912), (323, 674040), (328, 663765), (340, 640338), (380, 572934), (408, 533615), (410, 531012), (411, 529720), (456, 477445), (492, 442510), (510, 426892), (548, 397290), (570, 381956), (615, 354008), (646, 337020), (680, 320169), (685, 317832), (697, 312360), (760, 286467), (779, 279480), (820, 265506), (822, 264860), (969, 224680), (984, 221255), (1020, 213446), (1096, 198645), (1140, 190978), (1230, 177004), (1292, 168510), (1370, 158916), (1394, 156180), (1558, 139740), (1615, 134808), (1640, 132753), (1644, 132430), (1938, 112340), (2040, 106723), (2055, 105944), (2091, 104120), (2280, 95489), (2329, 93480), (2337, 93160), (2460, 88502), (2584, 84255), (2603, 83640), (2740, 79458), (2788, 78090), (3116, 69870), (3230, 67404), (3288, 66215), (3485, 62472), (3876, 56170), (3895, 55896), (4110, 52972), (4182, 52060), (4658, 46740), (4674, 46580), (4845, 44936), (4920, 44251), (5206, 41820), (5480, 39729), (5576, 39045), (5617, 38760), (6232, 34935), (6460, 33702), (6970, 31236), (6987, 31160), (7752, 28085), (7790, 27948), (7809, 27880), (8220, 26486), (8364, 26030), (9316, 23370), (9348, 23290), (9690, 22468), (10412, 20910), (10455, 20824), (11234, 19380), (11645, 18696), (11685, 18632), (12920, 16851), (13015, 16728), (13243, 16440), (13940, 15618), (13974, 15580)]