219785040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:322

約数の個数: 240

約数和(自身を含む): 783045120

約数和(自身を除く): 563260080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 43, 45, 48, 60, 62, 72, 80, 86, 90, 93, 120, 124, 129, 144, 155, 172, 180, 186, 215, 229, 240, 248, 258, 279, 310, 344, 360, 372, 387, 430, 458, 465, 496, 516, 558, 620, 645, 687, 688, 720, 744, 774, 860, 916, 930, 1032, 1116, 1145, 1240, 1290, 1333, 1374, 1395, 1488, 1548, 1720, 1832, 1860, 1935, 2061, 2064, 2232, 2290, 2480, 2580, 2666, 2748, 2790, 3096, 3435, 3440, 3664, 3720, 3870, 3999, 4122, 4464, 4580, 5160, 5332, 5496, 5580, 6192, 6665, 6870, 7099, 7440, 7740, 7998, 8244, 9160, 9847, 10305, 10320, 10664, 10992, 11160, 11997, 13330, 13740, 14198, 15480, 15996, 16488, 18320, 19694, 19995, 20610, 21297, 21328, 22320, 23994, 26660, 27480, 28396, 29541, 30960, 31992, 32976, 35495, 39388, 39990, 41220, 42594, 47988, 49235, 53320, 54960, 56792, 59082, 59985, 63891, 63984, 70990, 78776, 79980, 82440, 85188, 88623, 95976, 98470, 106485, 106640, 113584, 118164, 119970, 127782, 141980, 147705, 157552, 159960, 164880, 170376, 177246, 191952, 196940, 212970, 236328, 239940, 255564, 283960, 295410, 305257, 319455, 319920, 340752, 354492, 393880, 425940, 443115, 472656, 479880, 511128, 567920, 590820, 610514, 638910, 708984, 787760, 851880, 886230, 915771, 959760, 1022256, 1181640, 1221028, 1277820, 1417968, 1526285, 1703760, 1772460, 1831542, 2363280, 2442056, 2555640, 2747313, 3052570, 3544920, 3663084, 4578855, 4884112, 5111280, 5494626, 6105140, 7089840, 7326168, 9157710, 10989252, 12210280, 13736565, 14652336, 18315420, 21978504, 24420560, 27473130, 36630840, 43957008, 54946260, 73261680, 109892520, 219785040]

約数ペア:

[(1, 219785040), (2, 109892520), (3, 73261680), (4, 54946260), (5, 43957008), (6, 36630840), (8, 27473130), (9, 24420560), (10, 21978504), (12, 18315420), (15, 14652336), (16, 13736565), (18, 12210280), (20, 10989252), (24, 9157710), (30, 7326168), (31, 7089840), (36, 6105140), (40, 5494626), (43, 5111280), (45, 4884112), (48, 4578855), (60, 3663084), (62, 3544920), (72, 3052570), (80, 2747313), (86, 2555640), (90, 2442056), (93, 2363280), (120, 1831542), (124, 1772460), (129, 1703760), (144, 1526285), (155, 1417968), (172, 1277820), (180, 1221028), (186, 1181640), (215, 1022256), (229, 959760), (240, 915771), (248, 886230), (258, 851880), (279, 787760), (310, 708984), (344, 638910), (360, 610514), (372, 590820), (387, 567920), (430, 511128), (458, 479880), (465, 472656), (496, 443115), (516, 425940), (558, 393880), (620, 354492), (645, 340752), (687, 319920), (688, 319455), (720, 305257), (744, 295410), (774, 283960), (860, 255564), (916, 239940), (930, 236328), (1032, 212970), (1116, 196940), (1145, 191952), (1240, 177246), (1290, 170376), (1333, 164880), (1374, 159960), (1395, 157552), (1488, 147705), (1548, 141980), (1720, 127782), (1832, 119970), (1860, 118164), (1935, 113584), (2061, 106640), (2064, 106485), (2232, 98470), (2290, 95976), (2480, 88623), (2580, 85188), (2666, 82440), (2748, 79980), (2790, 78776), (3096, 70990), (3435, 63984), (3440, 63891), (3664, 59985), (3720, 59082), (3870, 56792), (3999, 54960), (4122, 53320), (4464, 49235), (4580, 47988), (5160, 42594), (5332, 41220), (5496, 39990), (5580, 39388), (6192, 35495), (6665, 32976), (6870, 31992), (7099, 30960), (7440, 29541), (7740, 28396), (7998, 27480), (8244, 26660), (9160, 23994), (9847, 22320), (10305, 21328), (10320, 21297), (10664, 20610), (10992, 19995), (11160, 19694), (11997, 18320), (13330, 16488), (13740, 15996), (14198, 15480)]