428455440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:731

約数の個数: 320

約数和(自身を含む): 1728460800

約数和(自身を除く): 1300005360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 43, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 86, 90, 105, 108, 112, 120, 126, 129, 135, 140, 144, 168, 172, 180, 189, 210, 215, 216, 240, 252, 258, 270, 280, 301, 315, 336, 344, 360, 378, 387, 420, 430, 432, 504, 516, 540, 560, 602, 630, 645, 659, 688, 720, 756, 774, 840, 860, 903, 945, 1008, 1032, 1080, 1161, 1204, 1260, 1290, 1318, 1505, 1512, 1548, 1680, 1720, 1806, 1890, 1935, 1977, 2064, 2160, 2322, 2408, 2520, 2580, 2636, 2709, 3010, 3024, 3096, 3295, 3440, 3612, 3780, 3870, 3954, 4515, 4613, 4644, 4816, 5040, 5160, 5272, 5418, 5805, 5931, 6020, 6192, 6590, 7224, 7560, 7740, 7908, 8127, 9030, 9226, 9288, 9885, 10320, 10544, 10836, 11610, 11862, 12040, 13180, 13545, 13839, 14448, 15120, 15480, 15816, 16254, 17793, 18060, 18452, 18576, 19770, 21672, 23065, 23220, 23724, 24080, 26360, 27090, 27678, 28337, 29655, 30960, 31632, 32508, 35586, 36120, 36904, 39540, 40635, 41517, 43344, 46130, 46440, 47448, 52720, 54180, 55356, 56674, 59310, 65016, 69195, 71172, 72240, 73808, 79080, 81270, 83034, 85011, 88965, 92260, 92880, 94896, 108360, 110712, 113348, 118620, 124551, 130032, 138390, 141685, 142344, 158160, 162540, 166068, 170022, 177930, 184520, 198359, 207585, 216720, 221424, 226696, 237240, 249102, 255033, 276780, 283370, 284688, 325080, 332136, 340044, 355860, 369040, 396718, 415170, 425055, 453392, 474480, 498204, 510066, 553560, 566740, 595077, 622755, 650160, 664272, 680088, 711720, 765099, 793436, 830340, 850110, 991795, 996408, 1020132, 1107120, 1133480, 1190154, 1245510, 1275165, 1360176, 1423440, 1530198, 1586872, 1660680, 1700220, 1785231, 1983590, 1992816, 2040264, 2266960, 2380308, 2491020, 2550330, 2975385, 3060396, 3173744, 3321360, 3400440, 3570462, 3825495, 3967180, 4080528, 4760616, 4982040, 5100660, 5355693, 5950770, 6120792, 6800880, 7140924, 7650990, 7934360, 8926155, 9521232, 9964080, 10201320, 10711386, 11901540, 12241584, 14281848, 15301980, 15868720, 17852310, 20402640, 21422772, 23803080, 26778465, 28563696, 30603960, 35704620, 42845544, 47606160, 53556930, 61207920, 71409240, 85691088, 107113860, 142818480, 214227720, 428455440]

約数ペア:

[(1, 428455440), (2, 214227720), (3, 142818480), (4, 107113860), (5, 85691088), (6, 71409240), (7, 61207920), (8, 53556930), (9, 47606160), (10, 42845544), (12, 35704620), (14, 30603960), (15, 28563696), (16, 26778465), (18, 23803080), (20, 21422772), (21, 20402640), (24, 17852310), (27, 15868720), (28, 15301980), (30, 14281848), (35, 12241584), (36, 11901540), (40, 10711386), (42, 10201320), (43, 9964080), (45, 9521232), (48, 8926155), (54, 7934360), (56, 7650990), (60, 7140924), (63, 6800880), (70, 6120792), (72, 5950770), (80, 5355693), (84, 5100660), (86, 4982040), (90, 4760616), (105, 4080528), (108, 3967180), (112, 3825495), (120, 3570462), (126, 3400440), (129, 3321360), (135, 3173744), (140, 3060396), (144, 2975385), (168, 2550330), (172, 2491020), (180, 2380308), (189, 2266960), (210, 2040264), (215, 1992816), (216, 1983590), (240, 1785231), (252, 1700220), (258, 1660680), (270, 1586872), (280, 1530198), (301, 1423440), (315, 1360176), (336, 1275165), (344, 1245510), (360, 1190154), (378, 1133480), (387, 1107120), (420, 1020132), (430, 996408), (432, 991795), (504, 850110), (516, 830340), (540, 793436), (560, 765099), (602, 711720), (630, 680088), (645, 664272), (659, 650160), (688, 622755), (720, 595077), (756, 566740), (774, 553560), (840, 510066), (860, 498204), (903, 474480), (945, 453392), (1008, 425055), (1032, 415170), (1080, 396718), (1161, 369040), (1204, 355860), (1260, 340044), (1290, 332136), (1318, 325080), (1505, 284688), (1512, 283370), (1548, 276780), (1680, 255033), (1720, 249102), (1806, 237240), (1890, 226696), (1935, 221424), (1977, 216720), (2064, 207585), (2160, 198359), (2322, 184520), (2408, 177930), (2520, 170022), (2580, 166068), (2636, 162540), (2709, 158160), (3010, 142344), (3024, 141685), (3096, 138390), (3295, 130032), (3440, 124551), (3612, 118620), (3780, 113348), (3870, 110712), (3954, 108360), (4515, 94896), (4613, 92880), (4644, 92260), (4816, 88965), (5040, 85011), (5160, 83034), (5272, 81270), (5418, 79080), (5805, 73808), (5931, 72240), (6020, 71172), (6192, 69195), (6590, 65016), (7224, 59310), (7560, 56674), (7740, 55356), (7908, 54180), (8127, 52720), (9030, 47448), (9226, 46440), (9288, 46130), (9885, 43344), (10320, 41517), (10544, 40635), (10836, 39540), (11610, 36904), (11862, 36120), (12040, 35586), (13180, 32508), (13545, 31632), (13839, 30960), (14448, 29655), (15120, 28337), (15480, 27678), (15816, 27090), (16254, 26360), (17793, 24080), (18060, 23724), (18452, 23220), (18576, 23065), (19770, 21672)]