398390040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:366

約数の個数: 192

約数和(自身を含む): 1336608000

約数和(自身を除く): 938217960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 72, 83, 90, 120, 134, 166, 180, 199, 201, 249, 268, 332, 335, 360, 398, 402, 415, 498, 536, 597, 603, 664, 670, 747, 796, 804, 830, 995, 996, 1005, 1194, 1206, 1245, 1340, 1494, 1592, 1608, 1660, 1791, 1990, 1992, 2010, 2388, 2412, 2490, 2680, 2985, 2988, 3015, 3320, 3582, 3735, 3980, 4020, 4776, 4824, 4980, 5561, 5970, 5976, 6030, 7164, 7470, 7960, 8040, 8955, 9960, 11122, 11940, 12060, 13333, 14328, 14940, 16517, 16683, 17910, 22244, 23880, 24120, 26666, 27805, 29880, 33034, 33366, 35820, 39999, 44488, 49551, 50049, 53332, 55610, 66068, 66665, 66732, 71640, 79998, 82585, 83415, 99102, 100098, 106664, 111220, 119997, 132136, 133330, 133464, 148653, 159996, 165170, 166830, 198204, 199995, 200196, 222440, 239994, 247755, 250245, 266660, 297306, 319992, 330340, 333660, 396408, 399990, 400392, 479988, 495510, 500490, 533320, 594612, 599985, 660680, 667320, 743265, 799980, 959976, 991020, 1000980, 1106639, 1189224, 1199970, 1486530, 1599960, 1982040, 2001960, 2213278, 2399940, 2973060, 3319917, 4426556, 4799880, 5533195, 5946120, 6639834, 8853112, 9959751, 11066390, 13279668, 16599585, 19919502, 22132780, 26559336, 33199170, 39839004, 44265560, 49798755, 66398340, 79678008, 99597510, 132796680, 199195020, 398390040]

約数ペア:

[(1, 398390040), (2, 199195020), (3, 132796680), (4, 99597510), (5, 79678008), (6, 66398340), (8, 49798755), (9, 44265560), (10, 39839004), (12, 33199170), (15, 26559336), (18, 22132780), (20, 19919502), (24, 16599585), (30, 13279668), (36, 11066390), (40, 9959751), (45, 8853112), (60, 6639834), (67, 5946120), (72, 5533195), (83, 4799880), (90, 4426556), (120, 3319917), (134, 2973060), (166, 2399940), (180, 2213278), (199, 2001960), (201, 1982040), (249, 1599960), (268, 1486530), (332, 1199970), (335, 1189224), (360, 1106639), (398, 1000980), (402, 991020), (415, 959976), (498, 799980), (536, 743265), (597, 667320), (603, 660680), (664, 599985), (670, 594612), (747, 533320), (796, 500490), (804, 495510), (830, 479988), (995, 400392), (996, 399990), (1005, 396408), (1194, 333660), (1206, 330340), (1245, 319992), (1340, 297306), (1494, 266660), (1592, 250245), (1608, 247755), (1660, 239994), (1791, 222440), (1990, 200196), (1992, 199995), (2010, 198204), (2388, 166830), (2412, 165170), (2490, 159996), (2680, 148653), (2985, 133464), (2988, 133330), (3015, 132136), (3320, 119997), (3582, 111220), (3735, 106664), (3980, 100098), (4020, 99102), (4776, 83415), (4824, 82585), (4980, 79998), (5561, 71640), (5970, 66732), (5976, 66665), (6030, 66068), (7164, 55610), (7470, 53332), (7960, 50049), (8040, 49551), (8955, 44488), (9960, 39999), (11122, 35820), (11940, 33366), (12060, 33034), (13333, 29880), (14328, 27805), (14940, 26666), (16517, 24120), (16683, 23880), (17910, 22244)]