30126720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 256

約数和(自身を含む): 111041280

約数和(自身を除く): 80914560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 64, 65, 68, 71, 78, 80, 85, 96, 102, 104, 120, 128, 130, 136, 142, 156, 160, 170, 192, 195, 204, 208, 213, 221, 240, 255, 260, 272, 284, 312, 320, 340, 355, 384, 390, 408, 416, 426, 442, 480, 510, 520, 544, 568, 624, 640, 663, 680, 710, 780, 816, 832, 852, 884, 923, 960, 1020, 1040, 1065, 1088, 1105, 1136, 1207, 1248, 1326, 1360, 1420, 1560, 1632, 1664, 1704, 1768, 1846, 1920, 2040, 2080, 2130, 2176, 2210, 2272, 2414, 2496, 2652, 2720, 2769, 2840, 3120, 3264, 3315, 3408, 3536, 3621, 3692, 4080, 4160, 4260, 4420, 4544, 4615, 4828, 4992, 5304, 5440, 5538, 5680, 6035, 6240, 6528, 6630, 6816, 7072, 7242, 7384, 8160, 8320, 8520, 8840, 9088, 9230, 9656, 10608, 10880, 11076, 11360, 12070, 12480, 13260, 13632, 13845, 14144, 14484, 14768, 15691, 16320, 17040, 17680, 18105, 18460, 19312, 21216, 22152, 22720, 24140, 24960, 26520, 27264, 27690, 28288, 28968, 29536, 31382, 32640, 34080, 35360, 36210, 36920, 38624, 42432, 44304, 45440, 47073, 48280, 53040, 55380, 57936, 59072, 62764, 68160, 70720, 72420, 73840, 77248, 78455, 84864, 88608, 94146, 96560, 106080, 110760, 115872, 118144, 125528, 136320, 141440, 144840, 147680, 154496, 156910, 177216, 188292, 193120, 212160, 221520, 231744, 235365, 251056, 289680, 295360, 313820, 354432, 376584, 386240, 424320, 443040, 463488, 470730, 502112, 579360, 590720, 627640, 753168, 772480, 886080, 941460, 1004224, 1158720, 1255280, 1506336, 1772160, 1882920, 2008448, 2317440, 2510560, 3012672, 3765840, 5021120, 6025344, 7531680, 10042240, 15063360, 30126720]

約数ペア:

[(1, 30126720), (2, 15063360), (3, 10042240), (4, 7531680), (5, 6025344), (6, 5021120), (8, 3765840), (10, 3012672), (12, 2510560), (13, 2317440), (15, 2008448), (16, 1882920), (17, 1772160), (20, 1506336), (24, 1255280), (26, 1158720), (30, 1004224), (32, 941460), (34, 886080), (39, 772480), (40, 753168), (48, 627640), (51, 590720), (52, 579360), (60, 502112), (64, 470730), (65, 463488), (68, 443040), (71, 424320), (78, 386240), (80, 376584), (85, 354432), (96, 313820), (102, 295360), (104, 289680), (120, 251056), (128, 235365), (130, 231744), (136, 221520), (142, 212160), (156, 193120), (160, 188292), (170, 177216), (192, 156910), (195, 154496), (204, 147680), (208, 144840), (213, 141440), (221, 136320), (240, 125528), (255, 118144), (260, 115872), (272, 110760), (284, 106080), (312, 96560), (320, 94146), (340, 88608), (355, 84864), (384, 78455), (390, 77248), (408, 73840), (416, 72420), (426, 70720), (442, 68160), (480, 62764), (510, 59072), (520, 57936), (544, 55380), (568, 53040), (624, 48280), (640, 47073), (663, 45440), (680, 44304), (710, 42432), (780, 38624), (816, 36920), (832, 36210), (852, 35360), (884, 34080), (923, 32640), (960, 31382), (1020, 29536), (1040, 28968), (1065, 28288), (1088, 27690), (1105, 27264), (1136, 26520), (1207, 24960), (1248, 24140), (1326, 22720), (1360, 22152), (1420, 21216), (1560, 19312), (1632, 18460), (1664, 18105), (1704, 17680), (1768, 17040), (1846, 16320), (1920, 15691), (2040, 14768), (2080, 14484), (2130, 14144), (2176, 13845), (2210, 13632), (2272, 13260), (2414, 12480), (2496, 12070), (2652, 11360), (2720, 11076), (2769, 10880), (2840, 10608), (3120, 9656), (3264, 9230), (3315, 9088), (3408, 8840), (3536, 8520), (3621, 8320), (3692, 8160), (4080, 7384), (4160, 7242), (4260, 7072), (4420, 6816), (4544, 6630), (4615, 6528), (4828, 6240), (4992, 6035), (5304, 5680), (5440, 5538)]