821050320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 240

約数和(自身を含む): 2764823040

約数和(自身を除く): 1943772720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 80, 87, 92, 115, 116, 120, 138, 145, 174, 184, 223, 230, 232, 240, 276, 290, 345, 348, 368, 435, 446, 460, 464, 529, 552, 580, 667, 669, 690, 696, 870, 892, 920, 1058, 1104, 1115, 1160, 1334, 1338, 1380, 1392, 1587, 1740, 1784, 1840, 2001, 2116, 2230, 2320, 2645, 2668, 2676, 2760, 3174, 3335, 3345, 3480, 3568, 4002, 4232, 4460, 5129, 5290, 5336, 5352, 5520, 6348, 6467, 6670, 6690, 6960, 7935, 8004, 8464, 8920, 10005, 10258, 10580, 10672, 10704, 12696, 12934, 13340, 13380, 15341, 15387, 15870, 16008, 17840, 19401, 20010, 20516, 21160, 25392, 25645, 25868, 26680, 26760, 30682, 30774, 31740, 32016, 32335, 38802, 40020, 41032, 42320, 46023, 51290, 51736, 53360, 53520, 61364, 61548, 63480, 64670, 76705, 76935, 77604, 80040, 82064, 92046, 97005, 102580, 103472, 117967, 122728, 123096, 126960, 129340, 148741, 153410, 153870, 155208, 160080, 184092, 194010, 205160, 230115, 235934, 245456, 246192, 258680, 297482, 306820, 307740, 310416, 353901, 368184, 388020, 410320, 446223, 460230, 471868, 517360, 589835, 594964, 613640, 615480, 707802, 736368, 743705, 776040, 892446, 920460, 943736, 1179670, 1189928, 1227280, 1230960, 1415604, 1487410, 1552080, 1769505, 1784892, 1840920, 1887472, 2231115, 2359340, 2379856, 2831208, 2974820, 3421043, 3539010, 3569784, 3681840, 4462230, 4718680, 5662416, 5949640, 6842086, 7078020, 7139568, 8924460, 9437360, 10263129, 11899280, 13684172, 14156040, 17105215, 17848920, 20526258, 27368344, 28312080, 34210430, 35697840, 41052516, 51315645, 54736688, 68420860, 82105032, 102631290, 136841720, 164210064, 205262580, 273683440, 410525160, 821050320]

約数ペア:

[(1, 821050320), (2, 410525160), (3, 273683440), (4, 205262580), (5, 164210064), (6, 136841720), (8, 102631290), (10, 82105032), (12, 68420860), (15, 54736688), (16, 51315645), (20, 41052516), (23, 35697840), (24, 34210430), (29, 28312080), (30, 27368344), (40, 20526258), (46, 17848920), (48, 17105215), (58, 14156040), (60, 13684172), (69, 11899280), (80, 10263129), (87, 9437360), (92, 8924460), (115, 7139568), (116, 7078020), (120, 6842086), (138, 5949640), (145, 5662416), (174, 4718680), (184, 4462230), (223, 3681840), (230, 3569784), (232, 3539010), (240, 3421043), (276, 2974820), (290, 2831208), (345, 2379856), (348, 2359340), (368, 2231115), (435, 1887472), (446, 1840920), (460, 1784892), (464, 1769505), (529, 1552080), (552, 1487410), (580, 1415604), (667, 1230960), (669, 1227280), (690, 1189928), (696, 1179670), (870, 943736), (892, 920460), (920, 892446), (1058, 776040), (1104, 743705), (1115, 736368), (1160, 707802), (1334, 615480), (1338, 613640), (1380, 594964), (1392, 589835), (1587, 517360), (1740, 471868), (1784, 460230), (1840, 446223), (2001, 410320), (2116, 388020), (2230, 368184), (2320, 353901), (2645, 310416), (2668, 307740), (2676, 306820), (2760, 297482), (3174, 258680), (3335, 246192), (3345, 245456), (3480, 235934), (3568, 230115), (4002, 205160), (4232, 194010), (4460, 184092), (5129, 160080), (5290, 155208), (5336, 153870), (5352, 153410), (5520, 148741), (6348, 129340), (6467, 126960), (6670, 123096), (6690, 122728), (6960, 117967), (7935, 103472), (8004, 102580), (8464, 97005), (8920, 92046), (10005, 82064), (10258, 80040), (10580, 77604), (10672, 76935), (10704, 76705), (12696, 64670), (12934, 63480), (13340, 61548), (13380, 61364), (15341, 53520), (15387, 53360), (15870, 51736), (16008, 51290), (17840, 46023), (19401, 42320), (20010, 41032), (20516, 40020), (21160, 38802), (25392, 32335), (25645, 32016), (25868, 31740), (26680, 30774), (26760, 30682)]