74955720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 256

約数和(自身を含む): 283046400

約数和(自身を除く): 208090680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 29, 30, 34, 35, 40, 42, 51, 56, 58, 60, 68, 70, 84, 85, 87, 102, 105, 116, 119, 120, 136, 140, 145, 168, 170, 174, 181, 203, 204, 210, 232, 238, 255, 280, 290, 340, 348, 357, 362, 406, 408, 420, 435, 476, 493, 510, 543, 580, 595, 609, 680, 696, 714, 724, 812, 840, 870, 905, 952, 986, 1015, 1020, 1086, 1160, 1190, 1218, 1267, 1428, 1448, 1479, 1624, 1740, 1785, 1810, 1972, 2030, 2040, 2172, 2380, 2436, 2465, 2534, 2715, 2856, 2958, 3045, 3077, 3451, 3480, 3570, 3620, 3801, 3944, 4060, 4344, 4760, 4872, 4930, 5068, 5249, 5430, 5916, 6090, 6154, 6335, 6902, 7140, 7240, 7395, 7602, 8120, 9231, 9860, 10136, 10353, 10498, 10860, 11832, 12180, 12308, 12670, 13804, 14280, 14790, 15204, 15385, 15747, 17255, 18462, 19005, 19720, 20706, 20996, 21539, 21720, 24360, 24616, 25340, 26245, 27608, 29580, 30408, 30770, 31494, 34510, 36743, 36924, 38010, 41412, 41992, 43078, 46155, 50680, 51765, 52490, 59160, 61540, 62988, 64617, 69020, 73486, 73848, 76020, 78735, 82824, 86156, 89233, 92310, 103530, 104980, 107695, 110229, 123080, 125976, 129234, 138040, 146972, 152040, 157470, 172312, 178466, 183715, 184620, 207060, 209960, 215390, 220458, 258468, 267699, 293944, 314940, 323085, 356932, 367430, 369240, 414120, 430780, 440916, 446165, 516936, 535398, 551145, 624631, 629880, 646170, 713864, 734860, 861560, 881832, 892330, 1070796, 1102290, 1249262, 1292340, 1338495, 1469720, 1784660, 1873893, 2141592, 2204580, 2498524, 2584680, 2676990, 3123155, 3569320, 3747786, 4409160, 4997048, 5353980, 6246310, 7495572, 9369465, 10707960, 12492620, 14991144, 18738930, 24985240, 37477860, 74955720]

約数ペア:

[(1, 74955720), (2, 37477860), (3, 24985240), (4, 18738930), (5, 14991144), (6, 12492620), (7, 10707960), (8, 9369465), (10, 7495572), (12, 6246310), (14, 5353980), (15, 4997048), (17, 4409160), (20, 3747786), (21, 3569320), (24, 3123155), (28, 2676990), (29, 2584680), (30, 2498524), (34, 2204580), (35, 2141592), (40, 1873893), (42, 1784660), (51, 1469720), (56, 1338495), (58, 1292340), (60, 1249262), (68, 1102290), (70, 1070796), (84, 892330), (85, 881832), (87, 861560), (102, 734860), (105, 713864), (116, 646170), (119, 629880), (120, 624631), (136, 551145), (140, 535398), (145, 516936), (168, 446165), (170, 440916), (174, 430780), (181, 414120), (203, 369240), (204, 367430), (210, 356932), (232, 323085), (238, 314940), (255, 293944), (280, 267699), (290, 258468), (340, 220458), (348, 215390), (357, 209960), (362, 207060), (406, 184620), (408, 183715), (420, 178466), (435, 172312), (476, 157470), (493, 152040), (510, 146972), (543, 138040), (580, 129234), (595, 125976), (609, 123080), (680, 110229), (696, 107695), (714, 104980), (724, 103530), (812, 92310), (840, 89233), (870, 86156), (905, 82824), (952, 78735), (986, 76020), (1015, 73848), (1020, 73486), (1086, 69020), (1160, 64617), (1190, 62988), (1218, 61540), (1267, 59160), (1428, 52490), (1448, 51765), (1479, 50680), (1624, 46155), (1740, 43078), (1785, 41992), (1810, 41412), (1972, 38010), (2030, 36924), (2040, 36743), (2172, 34510), (2380, 31494), (2436, 30770), (2465, 30408), (2534, 29580), (2715, 27608), (2856, 26245), (2958, 25340), (3045, 24616), (3077, 24360), (3451, 21720), (3480, 21539), (3570, 20996), (3620, 20706), (3801, 19720), (3944, 19005), (4060, 18462), (4344, 17255), (4760, 15747), (4872, 15385), (4930, 15204), (5068, 14790), (5249, 14280), (5430, 13804), (5916, 12670), (6090, 12308), (6154, 12180), (6335, 11832), (6902, 10860), (7140, 10498), (7240, 10353), (7395, 10136), (7602, 9860), (8120, 9231)]