720136440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:643

約数の個数: 256

約数和(自身を含む): 2556748800

約数和(自身を除く): 1836612360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 53, 54, 60, 69, 72, 90, 92, 106, 108, 115, 120, 135, 138, 159, 180, 184, 207, 212, 216, 230, 265, 270, 276, 318, 345, 360, 414, 424, 460, 477, 530, 540, 547, 552, 621, 636, 690, 795, 828, 920, 954, 1035, 1060, 1080, 1094, 1219, 1242, 1272, 1380, 1431, 1590, 1641, 1656, 1908, 2070, 2120, 2188, 2385, 2438, 2484, 2735, 2760, 2862, 3105, 3180, 3282, 3657, 3816, 4140, 4376, 4770, 4876, 4923, 4968, 5470, 5724, 6095, 6210, 6360, 6564, 7155, 7314, 8205, 8280, 9540, 9752, 9846, 10940, 10971, 11448, 12190, 12420, 12581, 13128, 14310, 14628, 14769, 16410, 18285, 19080, 19692, 21880, 21942, 24380, 24615, 24840, 25162, 28620, 28991, 29256, 29538, 32820, 32913, 36570, 37743, 39384, 43884, 48760, 49230, 50324, 54855, 57240, 57982, 59076, 62905, 65640, 65826, 73140, 73845, 75486, 86973, 87768, 98460, 100648, 109710, 113229, 115964, 118152, 125810, 131652, 144955, 146280, 147690, 150972, 164565, 173946, 188715, 196920, 219420, 226458, 231928, 251620, 260919, 263304, 289910, 295380, 301944, 329130, 339687, 347892, 377430, 434865, 438840, 452916, 503240, 521838, 566145, 579820, 590760, 658260, 666793, 679374, 695784, 754860, 782757, 869730, 905832, 1043676, 1132290, 1159640, 1304595, 1316520, 1333586, 1358748, 1509720, 1565514, 1698435, 1739460, 2000379, 2087352, 2264580, 2609190, 2667172, 2717496, 3131028, 3333965, 3396870, 3478920, 3913785, 4000758, 4529160, 5218380, 5334344, 6001137, 6262056, 6667930, 6793740, 7827570, 8001516, 10001895, 10436760, 12002274, 13335860, 13587480, 15655140, 16003032, 18003411, 20003790, 24004548, 26671720, 30005685, 31310280, 36006822, 40007580, 48009096, 60011370, 72013644, 80015160, 90017055, 120022740, 144027288, 180034110, 240045480, 360068220, 720136440]

約数ペア:

[(1, 720136440), (2, 360068220), (3, 240045480), (4, 180034110), (5, 144027288), (6, 120022740), (8, 90017055), (9, 80015160), (10, 72013644), (12, 60011370), (15, 48009096), (18, 40007580), (20, 36006822), (23, 31310280), (24, 30005685), (27, 26671720), (30, 24004548), (36, 20003790), (40, 18003411), (45, 16003032), (46, 15655140), (53, 13587480), (54, 13335860), (60, 12002274), (69, 10436760), (72, 10001895), (90, 8001516), (92, 7827570), (106, 6793740), (108, 6667930), (115, 6262056), (120, 6001137), (135, 5334344), (138, 5218380), (159, 4529160), (180, 4000758), (184, 3913785), (207, 3478920), (212, 3396870), (216, 3333965), (230, 3131028), (265, 2717496), (270, 2667172), (276, 2609190), (318, 2264580), (345, 2087352), (360, 2000379), (414, 1739460), (424, 1698435), (460, 1565514), (477, 1509720), (530, 1358748), (540, 1333586), (547, 1316520), (552, 1304595), (621, 1159640), (636, 1132290), (690, 1043676), (795, 905832), (828, 869730), (920, 782757), (954, 754860), (1035, 695784), (1060, 679374), (1080, 666793), (1094, 658260), (1219, 590760), (1242, 579820), (1272, 566145), (1380, 521838), (1431, 503240), (1590, 452916), (1641, 438840), (1656, 434865), (1908, 377430), (2070, 347892), (2120, 339687), (2188, 329130), (2385, 301944), (2438, 295380), (2484, 289910), (2735, 263304), (2760, 260919), (2862, 251620), (3105, 231928), (3180, 226458), (3282, 219420), (3657, 196920), (3816, 188715), (4140, 173946), (4376, 164565), (4770, 150972), (4876, 147690), (4923, 146280), (4968, 144955), (5470, 131652), (5724, 125810), (6095, 118152), (6210, 115964), (6360, 113229), (6564, 109710), (7155, 100648), (7314, 98460), (8205, 87768), (8280, 86973), (9540, 75486), (9752, 73845), (9846, 73140), (10940, 65826), (10971, 65640), (11448, 62905), (12190, 59076), (12420, 57982), (12581, 57240), (13128, 54855), (14310, 50324), (14628, 49230), (14769, 48760), (16410, 43884), (18285, 39384), (19080, 37743), (19692, 36570), (21880, 32913), (21942, 32820), (24380, 29538), (24615, 29256), (24840, 28991), (25162, 28620)]