981400320

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:492

約数の個数: 288

約数和(自身を含む): 3539390400

約数和(自身を除く): 2557990080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 73, 80, 90, 96, 108, 120, 128, 135, 144, 146, 160, 180, 192, 216, 219, 240, 256, 270, 288, 292, 320, 360, 365, 384, 389, 432, 438, 480, 540, 576, 584, 640, 657, 720, 730, 768, 778, 864, 876, 960, 1080, 1095, 1152, 1167, 1168, 1280, 1314, 1440, 1460, 1556, 1728, 1752, 1920, 1945, 1971, 2160, 2190, 2304, 2334, 2336, 2628, 2880, 2920, 3112, 3285, 3456, 3501, 3504, 3840, 3890, 3942, 4320, 4380, 4668, 4672, 5256, 5760, 5835, 5840, 6224, 6570, 6912, 7002, 7008, 7780, 7884, 8640, 8760, 9336, 9344, 9855, 10503, 10512, 11520, 11670, 11680, 12448, 13140, 14004, 14016, 15560, 15768, 17280, 17505, 17520, 18672, 18688, 19710, 21006, 21024, 23340, 23360, 24896, 26280, 28008, 28032, 28397, 31120, 31536, 34560, 35010, 35040, 37344, 39420, 42012, 42048, 46680, 46720, 49792, 52515, 52560, 56016, 56064, 56794, 62240, 63072, 70020, 70080, 74688, 78840, 84024, 84096, 85191, 93360, 93440, 99584, 105030, 105120, 112032, 113588, 124480, 126144, 140040, 140160, 141985, 149376, 157680, 168048, 168192, 170382, 186720, 210060, 210240, 224064, 227176, 248960, 252288, 255573, 280080, 280320, 283970, 298752, 315360, 336096, 340764, 373440, 420120, 420480, 425955, 448128, 454352, 497920, 504576, 511146, 560160, 567940, 630720, 672192, 681528, 746880, 766719, 840240, 840960, 851910, 896256, 908704, 1022292, 1120320, 1135880, 1261440, 1277865, 1344384, 1363056, 1493760, 1533438, 1680480, 1703820, 1817408, 2044584, 2240640, 2271760, 2522880, 2555730, 2688768, 2726112, 3066876, 3360960, 3407640, 3634816, 3833595, 4089168, 4481280, 4543520, 5111460, 5452224, 6133752, 6721920, 6815280, 7269632, 7667190, 8178336, 9087040, 10222920, 10904448, 12267504, 13443840, 13630560, 15334380, 16356672, 18174080, 20445840, 21808896, 24535008, 27261120, 30668760, 32713344, 36348160, 40891680, 49070016, 54522240, 61337520, 65426688, 81783360, 98140032, 109044480, 122675040, 163566720, 196280064, 245350080, 327133440, 490700160, 981400320]

約数ペア:

[(1, 981400320), (2, 490700160), (3, 327133440), (4, 245350080), (5, 196280064), (6, 163566720), (8, 122675040), (9, 109044480), (10, 98140032), (12, 81783360), (15, 65426688), (16, 61337520), (18, 54522240), (20, 49070016), (24, 40891680), (27, 36348160), (30, 32713344), (32, 30668760), (36, 27261120), (40, 24535008), (45, 21808896), (48, 20445840), (54, 18174080), (60, 16356672), (64, 15334380), (72, 13630560), (73, 13443840), (80, 12267504), (90, 10904448), (96, 10222920), (108, 9087040), (120, 8178336), (128, 7667190), (135, 7269632), (144, 6815280), (146, 6721920), (160, 6133752), (180, 5452224), (192, 5111460), (216, 4543520), (219, 4481280), (240, 4089168), (256, 3833595), (270, 3634816), (288, 3407640), (292, 3360960), (320, 3066876), (360, 2726112), (365, 2688768), (384, 2555730), (389, 2522880), (432, 2271760), (438, 2240640), (480, 2044584), (540, 1817408), (576, 1703820), (584, 1680480), (640, 1533438), (657, 1493760), (720, 1363056), (730, 1344384), (768, 1277865), (778, 1261440), (864, 1135880), (876, 1120320), (960, 1022292), (1080, 908704), (1095, 896256), (1152, 851910), (1167, 840960), (1168, 840240), (1280, 766719), (1314, 746880), (1440, 681528), (1460, 672192), (1556, 630720), (1728, 567940), (1752, 560160), (1920, 511146), (1945, 504576), (1971, 497920), (2160, 454352), (2190, 448128), (2304, 425955), (2334, 420480), (2336, 420120), (2628, 373440), (2880, 340764), (2920, 336096), (3112, 315360), (3285, 298752), (3456, 283970), (3501, 280320), (3504, 280080), (3840, 255573), (3890, 252288), (3942, 248960), (4320, 227176), (4380, 224064), (4668, 210240), (4672, 210060), (5256, 186720), (5760, 170382), (5835, 168192), (5840, 168048), (6224, 157680), (6570, 149376), (6912, 141985), (7002, 140160), (7008, 140040), (7780, 126144), (7884, 124480), (8640, 113588), (8760, 112032), (9336, 105120), (9344, 105030), (9855, 99584), (10503, 93440), (10512, 93360), (11520, 85191), (11670, 84096), (11680, 84024), (12448, 78840), (13140, 74688), (14004, 70080), (14016, 70020), (15560, 63072), (15768, 62240), (17280, 56794), (17505, 56064), (17520, 56016), (18672, 52560), (18688, 52515), (19710, 49792), (21006, 46720), (21024, 46680), (23340, 42048), (23360, 42012), (24896, 39420), (26280, 37344), (28008, 35040), (28032, 35010), (28397, 34560), (31120, 31536)]