247787520

素因数分解:

$2^{12}\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 208

約数和(自身を含む): 821721120

約数和(自身を除く): 573933600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 109, 111, 120, 128, 148, 160, 185, 192, 218, 222, 240, 256, 296, 320, 327, 370, 384, 436, 444, 480, 512, 545, 555, 592, 640, 654, 740, 768, 872, 888, 960, 1024, 1090, 1110, 1184, 1280, 1308, 1480, 1536, 1635, 1744, 1776, 1920, 2048, 2180, 2220, 2368, 2560, 2616, 2960, 3072, 3270, 3488, 3552, 3840, 4033, 4096, 4360, 4440, 4736, 5120, 5232, 5920, 6144, 6540, 6976, 7104, 7680, 8066, 8720, 8880, 9472, 10240, 10464, 11840, 12099, 12288, 13080, 13952, 14208, 15360, 16132, 17440, 17760, 18944, 20165, 20480, 20928, 23680, 24198, 26160, 27904, 28416, 30720, 32264, 34880, 35520, 37888, 40330, 41856, 47360, 48396, 52320, 55808, 56832, 60495, 61440, 64528, 69760, 71040, 75776, 80660, 83712, 94720, 96792, 104640, 111616, 113664, 120990, 129056, 139520, 142080, 151552, 161320, 167424, 189440, 193584, 209280, 223232, 227328, 241980, 258112, 279040, 284160, 322640, 334848, 378880, 387168, 418560, 446464, 454656, 483960, 516224, 558080, 568320, 645280, 669696, 757760, 774336, 837120, 967920, 1032448, 1116160, 1136640, 1290560, 1339392, 1548672, 1674240, 1935840, 2064896, 2232320, 2273280, 2581120, 3097344, 3348480, 3871680, 4129792, 5162240, 6194688, 6696960, 7743360, 8259584, 10324480, 12389376, 15486720, 16519168, 20648960, 24778752, 30973440, 41297920, 49557504, 61946880, 82595840, 123893760, 247787520]

約数ペア:

[(1, 247787520), (2, 123893760), (3, 82595840), (4, 61946880), (5, 49557504), (6, 41297920), (8, 30973440), (10, 24778752), (12, 20648960), (15, 16519168), (16, 15486720), (20, 12389376), (24, 10324480), (30, 8259584), (32, 7743360), (37, 6696960), (40, 6194688), (48, 5162240), (60, 4129792), (64, 3871680), (74, 3348480), (80, 3097344), (96, 2581120), (109, 2273280), (111, 2232320), (120, 2064896), (128, 1935840), (148, 1674240), (160, 1548672), (185, 1339392), (192, 1290560), (218, 1136640), (222, 1116160), (240, 1032448), (256, 967920), (296, 837120), (320, 774336), (327, 757760), (370, 669696), (384, 645280), (436, 568320), (444, 558080), (480, 516224), (512, 483960), (545, 454656), (555, 446464), (592, 418560), (640, 387168), (654, 378880), (740, 334848), (768, 322640), (872, 284160), (888, 279040), (960, 258112), (1024, 241980), (1090, 227328), (1110, 223232), (1184, 209280), (1280, 193584), (1308, 189440), (1480, 167424), (1536, 161320), (1635, 151552), (1744, 142080), (1776, 139520), (1920, 129056), (2048, 120990), (2180, 113664), (2220, 111616), (2368, 104640), (2560, 96792), (2616, 94720), (2960, 83712), (3072, 80660), (3270, 75776), (3488, 71040), (3552, 69760), (3840, 64528), (4033, 61440), (4096, 60495), (4360, 56832), (4440, 55808), (4736, 52320), (5120, 48396), (5232, 47360), (5920, 41856), (6144, 40330), (6540, 37888), (6976, 35520), (7104, 34880), (7680, 32264), (8066, 30720), (8720, 28416), (8880, 27904), (9472, 26160), (10240, 24198), (10464, 23680), (11840, 20928), (12099, 20480), (12288, 20165), (13080, 18944), (13952, 17760), (14208, 17440), (15360, 16132)]