21717543680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:775

約数の個数: 288

約数和(自身を含む): 61721278080

約数和(自身を除く): 40003734400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 109, 112, 128, 140, 148, 160, 185, 218, 224, 256, 259, 280, 296, 320, 370, 436, 448, 518, 545, 560, 592, 601, 640, 740, 763, 872, 896, 1036, 1090, 1120, 1184, 1202, 1280, 1295, 1480, 1526, 1744, 1792, 2072, 2180, 2240, 2368, 2404, 2590, 2960, 3005, 3052, 3488, 3815, 4033, 4144, 4207, 4360, 4480, 4736, 4808, 5180, 5920, 6010, 6104, 6976, 7630, 8066, 8288, 8414, 8720, 8960, 9472, 9616, 10360, 11840, 12020, 12208, 13952, 15260, 16132, 16576, 16828, 17440, 19232, 20165, 20720, 21035, 22237, 23680, 24040, 24416, 27904, 28231, 30520, 32264, 33152, 33656, 34880, 38464, 40330, 41440, 42070, 44474, 47360, 48080, 48832, 56462, 61040, 64528, 65509, 66304, 67312, 69760, 76928, 80660, 82880, 84140, 88948, 96160, 97664, 111185, 112924, 122080, 129056, 131018, 134624, 139520, 141155, 153856, 155659, 161320, 165760, 168280, 177896, 192320, 195328, 222370, 225848, 244160, 258112, 262036, 269248, 282310, 311318, 322640, 327545, 331520, 336560, 355792, 384640, 444740, 451696, 458563, 488320, 516224, 524072, 538496, 564620, 622636, 645280, 655090, 673120, 711584, 769280, 778295, 889480, 903392, 917126, 976640, 1032448, 1048144, 1076992, 1129240, 1245272, 1290560, 1310180, 1346240, 1423168, 1556590, 1778960, 1806784, 1834252, 2096288, 2258480, 2292815, 2423833, 2490544, 2581120, 2620360, 2692480, 2846336, 3113180, 3557920, 3613568, 3668504, 4192576, 4516960, 4585630, 4847666, 4981088, 5162240, 5240720, 5384960, 5692672, 6226360, 7115840, 7227136, 7337008, 8385152, 9033920, 9171260, 9695332, 9962176, 10481440, 12119165, 12452720, 14231680, 14674016, 16770304, 16966831, 18067840, 18342520, 19390664, 19924352, 20962880, 24238330, 24905440, 28463360, 29348032, 33933662, 36135680, 36685040, 38781328, 39848704, 41925760, 48476660, 49810880, 58696064, 67867324, 73370080, 77562656, 83851520, 84834155, 96953320, 99621760, 117392128, 135734648, 146740160, 155125312, 169668310, 193906640, 199243520, 271469296, 293480320, 310250624, 339336620, 387813280, 542938592, 586960640, 620501248, 678673240, 775626560, 1085877184, 1357346480, 1551253120, 2171754368, 2714692960, 3102506240, 4343508736, 5429385920, 10858771840, 21717543680]

約数ペア:

[(1, 21717543680), (2, 10858771840), (4, 5429385920), (5, 4343508736), (7, 3102506240), (8, 2714692960), (10, 2171754368), (14, 1551253120), (16, 1357346480), (20, 1085877184), (28, 775626560), (32, 678673240), (35, 620501248), (37, 586960640), (40, 542938592), (56, 387813280), (64, 339336620), (70, 310250624), (74, 293480320), (80, 271469296), (109, 199243520), (112, 193906640), (128, 169668310), (140, 155125312), (148, 146740160), (160, 135734648), (185, 117392128), (218, 99621760), (224, 96953320), (256, 84834155), (259, 83851520), (280, 77562656), (296, 73370080), (320, 67867324), (370, 58696064), (436, 49810880), (448, 48476660), (518, 41925760), (545, 39848704), (560, 38781328), (592, 36685040), (601, 36135680), (640, 33933662), (740, 29348032), (763, 28463360), (872, 24905440), (896, 24238330), (1036, 20962880), (1090, 19924352), (1120, 19390664), (1184, 18342520), (1202, 18067840), (1280, 16966831), (1295, 16770304), (1480, 14674016), (1526, 14231680), (1744, 12452720), (1792, 12119165), (2072, 10481440), (2180, 9962176), (2240, 9695332), (2368, 9171260), (2404, 9033920), (2590, 8385152), (2960, 7337008), (3005, 7227136), (3052, 7115840), (3488, 6226360), (3815, 5692672), (4033, 5384960), (4144, 5240720), (4207, 5162240), (4360, 4981088), (4480, 4847666), (4736, 4585630), (4808, 4516960), (5180, 4192576), (5920, 3668504), (6010, 3613568), (6104, 3557920), (6976, 3113180), (7630, 2846336), (8066, 2692480), (8288, 2620360), (8414, 2581120), (8720, 2490544), (8960, 2423833), (9472, 2292815), (9616, 2258480), (10360, 2096288), (11840, 1834252), (12020, 1806784), (12208, 1778960), (13952, 1556590), (15260, 1423168), (16132, 1346240), (16576, 1310180), (16828, 1290560), (17440, 1245272), (19232, 1129240), (20165, 1076992), (20720, 1048144), (21035, 1032448), (22237, 976640), (23680, 917126), (24040, 903392), (24416, 889480), (27904, 778295), (28231, 769280), (30520, 711584), (32264, 673120), (33152, 655090), (33656, 645280), (34880, 622636), (38464, 564620), (40330, 538496), (41440, 524072), (42070, 516224), (44474, 488320), (47360, 458563), (48080, 451696), (48832, 444740), (56462, 384640), (61040, 355792), (64528, 336560), (65509, 331520), (66304, 327545), (67312, 322640), (69760, 311318), (76928, 282310), (80660, 269248), (82880, 262036), (84140, 258112), (88948, 244160), (96160, 225848), (97664, 222370), (111185, 195328), (112924, 192320), (122080, 177896), (129056, 168280), (131018, 165760), (134624, 161320), (139520, 155659), (141155, 153856)]