1989685440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40639}}^1$

素因数の和:40679

約数の個数: 168

約数和(自身を含む): 7246437120

約数和(自身を除く): 5256751680

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, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 408, 480, 510, 544, 576, 612, 680, 720, 765, 816, 960, 1020, 1088, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 2880, 3060, 3264, 4080, 4896, 5440, 6120, 8160, 9792, 12240, 16320, 24480, 40639, 48960, 81278, 121917, 162556, 203195, 243834, 325112, 365751, 406390, 487668, 609585, 650224, 690863, 731502, 812780, 975336, 1219170, 1300448, 1381726, 1463004, 1625560, 1828755, 1950672, 2072589, 2438340, 2600896, 2763452, 2926008, 3251120, 3454315, 3657510, 3901344, 4145178, 4876680, 5526904, 5852016, 6217767, 6502240, 6908630, 7315020, 7802688, 8290356, 9753360, 10362945, 11053808, 11704032, 12435534, 13004480, 13817260, 14630040, 16580712, 19506720, 20725890, 22107616, 23408064, 24871068, 27634520, 29260080, 31088835, 33161424, 39013440, 41451780, 44215232, 49742136, 55269040, 58520160, 62177670, 66322848, 82903560, 99484272, 110538080, 117040320, 124355340, 132645696, 165807120, 198968544, 221076160, 248710680, 331614240, 397937088, 497421360, 663228480, 994842720, 1989685440]

約数ペア:

[(1, 1989685440), (2, 994842720), (3, 663228480), (4, 497421360), (5, 397937088), (6, 331614240), (8, 248710680), (9, 221076160), (10, 198968544), (12, 165807120), (15, 132645696), (16, 124355340), (17, 117040320), (18, 110538080), (20, 99484272), (24, 82903560), (30, 66322848), (32, 62177670), (34, 58520160), (36, 55269040), (40, 49742136), (45, 44215232), (48, 41451780), (51, 39013440), (60, 33161424), (64, 31088835), (68, 29260080), (72, 27634520), (80, 24871068), (85, 23408064), (90, 22107616), (96, 20725890), (102, 19506720), (120, 16580712), (136, 14630040), (144, 13817260), (153, 13004480), (160, 12435534), (170, 11704032), (180, 11053808), (192, 10362945), (204, 9753360), (240, 8290356), (255, 7802688), (272, 7315020), (288, 6908630), (306, 6502240), (320, 6217767), (340, 5852016), (360, 5526904), (408, 4876680), (480, 4145178), (510, 3901344), (544, 3657510), (576, 3454315), (612, 3251120), (680, 2926008), (720, 2763452), (765, 2600896), (816, 2438340), (960, 2072589), (1020, 1950672), (1088, 1828755), (1224, 1625560), (1360, 1463004), (1440, 1381726), (1530, 1300448), (1632, 1219170), (2040, 975336), (2448, 812780), (2720, 731502), (2880, 690863), (3060, 650224), (3264, 609585), (4080, 487668), (4896, 406390), (5440, 365751), (6120, 325112), (8160, 243834), (9792, 203195), (12240, 162556), (16320, 121917), (24480, 81278), (40639, 48960)]