15486720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 51263520

約数和(自身を除く): 35776800

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, 545, 555, 592, 640, 654, 740, 768, 872, 888, 960, 1090, 1110, 1184, 1280, 1308, 1480, 1635, 1744, 1776, 1920, 2180, 2220, 2368, 2616, 2960, 3270, 3488, 3552, 3840, 4033, 4360, 4440, 4736, 5232, 5920, 6540, 6976, 7104, 8066, 8720, 8880, 9472, 10464, 11840, 12099, 13080, 13952, 14208, 16132, 17440, 17760, 20165, 20928, 23680, 24198, 26160, 27904, 28416, 32264, 34880, 35520, 40330, 41856, 47360, 48396, 52320, 60495, 64528, 69760, 71040, 80660, 83712, 96792, 104640, 120990, 129056, 139520, 142080, 161320, 193584, 209280, 241980, 258112, 322640, 387168, 418560, 483960, 516224, 645280, 774336, 967920, 1032448, 1290560, 1548672, 1935840, 2581120, 3097344, 3871680, 5162240, 7743360, 15486720]

約数ペア:

[(1, 15486720), (2, 7743360), (3, 5162240), (4, 3871680), (5, 3097344), (6, 2581120), (8, 1935840), (10, 1548672), (12, 1290560), (15, 1032448), (16, 967920), (20, 774336), (24, 645280), (30, 516224), (32, 483960), (37, 418560), (40, 387168), (48, 322640), (60, 258112), (64, 241980), (74, 209280), (80, 193584), (96, 161320), (109, 142080), (111, 139520), (120, 129056), (128, 120990), (148, 104640), (160, 96792), (185, 83712), (192, 80660), (218, 71040), (222, 69760), (240, 64528), (256, 60495), (296, 52320), (320, 48396), (327, 47360), (370, 41856), (384, 40330), (436, 35520), (444, 34880), (480, 32264), (545, 28416), (555, 27904), (592, 26160), (640, 24198), (654, 23680), (740, 20928), (768, 20165), (872, 17760), (888, 17440), (960, 16132), (1090, 14208), (1110, 13952), (1184, 13080), (1280, 12099), (1308, 11840), (1480, 10464), (1635, 9472), (1744, 8880), (1776, 8720), (1920, 8066), (2180, 7104), (2220, 6976), (2368, 6540), (2616, 5920), (2960, 5232), (3270, 4736), (3488, 4440), (3552, 4360), (3840, 4033)]