20439882240

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{85853}}^1$

素因数の和:85910

約数の個数: 160

約数和(自身を含む): 67452397056

約数和(自身を除く): 47012514816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2480, 2560, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7680, 7936, 9920, 11904, 14880, 15872, 19840, 23808, 29760, 39680, 47616, 59520, 79360, 85853, 119040, 171706, 238080, 257559, 343412, 429265, 515118, 686824, 858530, 1030236, 1287795, 1373648, 1717060, 2060472, 2575590, 2661443, 2747296, 3434120, 4120944, 5151180, 5322886, 5494592, 6868240, 7984329, 8241888, 10302360, 10645772, 10989184, 13307215, 13736480, 15968658, 16483776, 20604720, 21291544, 21978368, 26614430, 27472960, 31937316, 32967552, 39921645, 41209440, 42583088, 43956736, 53228860, 54945920, 63874632, 65935104, 79843290, 82418880, 85166176, 106457720, 109891840, 127749264, 131870208, 159686580, 164837760, 170332352, 212915440, 219783680, 255498528, 319373160, 329675520, 340664704, 425830880, 510997056, 638746320, 659351040, 681329408, 851661760, 1021994112, 1277492640, 1362658816, 1703323520, 2043988224, 2554985280, 3406647040, 4087976448, 5109970560, 6813294080, 10219941120, 20439882240]

約数ペア:

[(1, 20439882240), (2, 10219941120), (3, 6813294080), (4, 5109970560), (5, 4087976448), (6, 3406647040), (8, 2554985280), (10, 2043988224), (12, 1703323520), (15, 1362658816), (16, 1277492640), (20, 1021994112), (24, 851661760), (30, 681329408), (31, 659351040), (32, 638746320), (40, 510997056), (48, 425830880), (60, 340664704), (62, 329675520), (64, 319373160), (80, 255498528), (93, 219783680), (96, 212915440), (120, 170332352), (124, 164837760), (128, 159686580), (155, 131870208), (160, 127749264), (186, 109891840), (192, 106457720), (240, 85166176), (248, 82418880), (256, 79843290), (310, 65935104), (320, 63874632), (372, 54945920), (384, 53228860), (465, 43956736), (480, 42583088), (496, 41209440), (512, 39921645), (620, 32967552), (640, 31937316), (744, 27472960), (768, 26614430), (930, 21978368), (960, 21291544), (992, 20604720), (1240, 16483776), (1280, 15968658), (1488, 13736480), (1536, 13307215), (1860, 10989184), (1920, 10645772), (1984, 10302360), (2480, 8241888), (2560, 7984329), (2976, 6868240), (3720, 5494592), (3840, 5322886), (3968, 5151180), (4960, 4120944), (5952, 3434120), (7440, 2747296), (7680, 2661443), (7936, 2575590), (9920, 2060472), (11904, 1717060), (14880, 1373648), (15872, 1287795), (19840, 1030236), (23808, 858530), (29760, 686824), (39680, 515118), (47616, 429265), (59520, 343412), (79360, 257559), (85853, 238080), (119040, 171706)]