289451520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:785

約数の個数: 240

約数和(自身を含む): 1062856080

約数和(自身を除く): 773404560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 256, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 512, 544, 576, 612, 640, 680, 720, 739, 765, 768, 816, 960, 1020, 1088, 1152, 1224, 1280, 1360, 1440, 1478, 1530, 1536, 1632, 1920, 2040, 2176, 2217, 2304, 2448, 2560, 2720, 2880, 2956, 3060, 3264, 3695, 3840, 4080, 4352, 4434, 4608, 4896, 5440, 5760, 5912, 6120, 6528, 6651, 7390, 7680, 8160, 8704, 8868, 9792, 10880, 11085, 11520, 11824, 12240, 12563, 13056, 13302, 14780, 16320, 17736, 19584, 21760, 22170, 23040, 23648, 24480, 25126, 26112, 26604, 29560, 32640, 33255, 35472, 37689, 39168, 43520, 44340, 47296, 48960, 50252, 53208, 59120, 62815, 65280, 66510, 70944, 75378, 78336, 88680, 94592, 97920, 100504, 106416, 113067, 118240, 125630, 130560, 133020, 141888, 150756, 177360, 188445, 189184, 195840, 201008, 212832, 226134, 236480, 251260, 266040, 283776, 301512, 354720, 376890, 378368, 391680, 402016, 425664, 452268, 472960, 502520, 532080, 565335, 567552, 603024, 709440, 753780, 804032, 851328, 904536, 945920, 1005040, 1064160, 1130670, 1135104, 1206048, 1418880, 1507560, 1608064, 1702656, 1809072, 1891840, 2010080, 2128320, 2261340, 2412096, 2837760, 3015120, 3216128, 3405312, 3618144, 4020160, 4256640, 4522680, 4824192, 5675520, 6030240, 6432256, 7236288, 8040320, 8513280, 9045360, 9648384, 12060480, 14472576, 16080640, 17026560, 18090720, 19296768, 24120960, 28945152, 32161280, 36181440, 48241920, 57890304, 72362880, 96483840, 144725760, 289451520]

約数ペア:

[(1, 289451520), (2, 144725760), (3, 96483840), (4, 72362880), (5, 57890304), (6, 48241920), (8, 36181440), (9, 32161280), (10, 28945152), (12, 24120960), (15, 19296768), (16, 18090720), (17, 17026560), (18, 16080640), (20, 14472576), (24, 12060480), (30, 9648384), (32, 9045360), (34, 8513280), (36, 8040320), (40, 7236288), (45, 6432256), (48, 6030240), (51, 5675520), (60, 4824192), (64, 4522680), (68, 4256640), (72, 4020160), (80, 3618144), (85, 3405312), (90, 3216128), (96, 3015120), (102, 2837760), (120, 2412096), (128, 2261340), (136, 2128320), (144, 2010080), (153, 1891840), (160, 1809072), (170, 1702656), (180, 1608064), (192, 1507560), (204, 1418880), (240, 1206048), (255, 1135104), (256, 1130670), (272, 1064160), (288, 1005040), (306, 945920), (320, 904536), (340, 851328), (360, 804032), (384, 753780), (408, 709440), (480, 603024), (510, 567552), (512, 565335), (544, 532080), (576, 502520), (612, 472960), (640, 452268), (680, 425664), (720, 402016), (739, 391680), (765, 378368), (768, 376890), (816, 354720), (960, 301512), (1020, 283776), (1088, 266040), (1152, 251260), (1224, 236480), (1280, 226134), (1360, 212832), (1440, 201008), (1478, 195840), (1530, 189184), (1536, 188445), (1632, 177360), (1920, 150756), (2040, 141888), (2176, 133020), (2217, 130560), (2304, 125630), (2448, 118240), (2560, 113067), (2720, 106416), (2880, 100504), (2956, 97920), (3060, 94592), (3264, 88680), (3695, 78336), (3840, 75378), (4080, 70944), (4352, 66510), (4434, 65280), (4608, 62815), (4896, 59120), (5440, 53208), (5760, 50252), (5912, 48960), (6120, 47296), (6528, 44340), (6651, 43520), (7390, 39168), (7680, 37689), (8160, 35472), (8704, 33255), (8868, 32640), (9792, 29560), (10880, 26604), (11085, 26112), (11520, 25126), (11824, 24480), (12240, 23648), (12563, 23040), (13056, 22170), (13302, 21760), (14780, 19584), (16320, 17736)]