840258720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2689}}^1$

素因数の和:2748

約数の個数: 288

約数和(自身を含む): 3383976960

約数和(自身を除く): 2543718240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 720, 744, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1395, 1440, 1488, 1680, 1736, 1860, 1953, 2016, 2170, 2232, 2480, 2520, 2604, 2689, 2790, 2976, 3255, 3360, 3472, 3720, 3906, 4340, 4464, 4960, 5040, 5208, 5378, 5580, 6510, 6944, 7440, 7812, 8067, 8680, 8928, 9765, 10080, 10416, 10756, 11160, 13020, 13445, 14880, 15624, 16134, 17360, 18823, 19530, 20832, 21512, 22320, 24201, 26040, 26890, 31248, 32268, 34720, 37646, 39060, 40335, 43024, 44640, 48402, 52080, 53780, 56469, 62496, 64536, 75292, 78120, 80670, 83359, 86048, 94115, 96804, 104160, 107560, 112938, 121005, 129072, 150584, 156240, 161340, 166718, 169407, 188230, 193608, 215120, 225876, 242010, 250077, 258144, 282345, 301168, 312480, 322680, 333436, 338814, 376460, 387216, 416795, 430240, 451752, 484020, 500154, 564690, 583513, 602336, 645360, 666872, 677628, 750231, 752920, 774432, 833590, 847035, 903504, 968040, 1000308, 1129380, 1167026, 1250385, 1290720, 1333744, 1355256, 1500462, 1505840, 1667180, 1694070, 1750539, 1807008, 1936080, 2000616, 2258760, 2334052, 2500770, 2667488, 2710512, 2917565, 3000924, 3011680, 3334360, 3388140, 3501078, 3751155, 3872160, 4001232, 4517520, 4668104, 5001540, 5251617, 5421024, 5835130, 6001848, 6668720, 6776280, 7002156, 7502310, 8002464, 8752695, 9035040, 9336208, 10003080, 10503234, 11670260, 12003696, 13337440, 13552560, 14004312, 15004620, 17505390, 18672416, 20006160, 21006468, 23340520, 24007392, 26258085, 27105120, 28008624, 30009240, 35010780, 40012320, 42012936, 46681040, 52516170, 56017248, 60018480, 70021560, 84025872, 93362080, 105032340, 120036960, 140043120, 168051744, 210064680, 280086240, 420129360, 840258720]

約数ペア:

[(1, 840258720), (2, 420129360), (3, 280086240), (4, 210064680), (5, 168051744), (6, 140043120), (7, 120036960), (8, 105032340), (9, 93362080), (10, 84025872), (12, 70021560), (14, 60018480), (15, 56017248), (16, 52516170), (18, 46681040), (20, 42012936), (21, 40012320), (24, 35010780), (28, 30009240), (30, 28008624), (31, 27105120), (32, 26258085), (35, 24007392), (36, 23340520), (40, 21006468), (42, 20006160), (45, 18672416), (48, 17505390), (56, 15004620), (60, 14004312), (62, 13552560), (63, 13337440), (70, 12003696), (72, 11670260), (80, 10503234), (84, 10003080), (90, 9336208), (93, 9035040), (96, 8752695), (105, 8002464), (112, 7502310), (120, 7002156), (124, 6776280), (126, 6668720), (140, 6001848), (144, 5835130), (155, 5421024), (160, 5251617), (168, 5001540), (180, 4668104), (186, 4517520), (210, 4001232), (217, 3872160), (224, 3751155), (240, 3501078), (248, 3388140), (252, 3334360), (279, 3011680), (280, 3000924), (288, 2917565), (310, 2710512), (315, 2667488), (336, 2500770), (360, 2334052), (372, 2258760), (420, 2000616), (434, 1936080), (465, 1807008), (480, 1750539), (496, 1694070), (504, 1667180), (558, 1505840), (560, 1500462), (620, 1355256), (630, 1333744), (651, 1290720), (672, 1250385), (720, 1167026), (744, 1129380), (840, 1000308), (868, 968040), (930, 903504), (992, 847035), (1008, 833590), (1085, 774432), (1116, 752920), (1120, 750231), (1240, 677628), (1260, 666872), (1302, 645360), (1395, 602336), (1440, 583513), (1488, 564690), (1680, 500154), (1736, 484020), (1860, 451752), (1953, 430240), (2016, 416795), (2170, 387216), (2232, 376460), (2480, 338814), (2520, 333436), (2604, 322680), (2689, 312480), (2790, 301168), (2976, 282345), (3255, 258144), (3360, 250077), (3472, 242010), (3720, 225876), (3906, 215120), (4340, 193608), (4464, 188230), (4960, 169407), (5040, 166718), (5208, 161340), (5378, 156240), (5580, 150584), (6510, 129072), (6944, 121005), (7440, 112938), (7812, 107560), (8067, 104160), (8680, 96804), (8928, 94115), (9765, 86048), (10080, 83359), (10416, 80670), (10756, 78120), (11160, 75292), (13020, 64536), (13445, 62496), (14880, 56469), (15624, 53780), (16134, 52080), (17360, 48402), (18823, 44640), (19530, 43024), (20832, 40335), (21512, 39060), (22320, 37646), (24201, 34720), (26040, 32268), (26890, 31248)]