15171120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1147

約数の個数: 120

約数和(自身を含む): 53679600

約数和(自身を除く): 38508480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1109, 1140, 1368, 1520, 1710, 2218, 2280, 2736, 3327, 3420, 4436, 4560, 5545, 6654, 6840, 8872, 9981, 11090, 13308, 13680, 16635, 17744, 19962, 21071, 22180, 26616, 33270, 39924, 42142, 44360, 49905, 53232, 63213, 66540, 79848, 84284, 88720, 99810, 105355, 126426, 133080, 159696, 168568, 189639, 199620, 210710, 252852, 266160, 316065, 337136, 379278, 399240, 421420, 505704, 632130, 758556, 798480, 842840, 948195, 1011408, 1264260, 1517112, 1685680, 1896390, 2528520, 3034224, 3792780, 5057040, 7585560, 15171120]

約数ペア:

[(1, 15171120), (2, 7585560), (3, 5057040), (4, 3792780), (5, 3034224), (6, 2528520), (8, 1896390), (9, 1685680), (10, 1517112), (12, 1264260), (15, 1011408), (16, 948195), (18, 842840), (19, 798480), (20, 758556), (24, 632130), (30, 505704), (36, 421420), (38, 399240), (40, 379278), (45, 337136), (48, 316065), (57, 266160), (60, 252852), (72, 210710), (76, 199620), (80, 189639), (90, 168568), (95, 159696), (114, 133080), (120, 126426), (144, 105355), (152, 99810), (171, 88720), (180, 84284), (190, 79848), (228, 66540), (240, 63213), (285, 53232), (304, 49905), (342, 44360), (360, 42142), (380, 39924), (456, 33270), (570, 26616), (684, 22180), (720, 21071), (760, 19962), (855, 17744), (912, 16635), (1109, 13680), (1140, 13308), (1368, 11090), (1520, 9981), (1710, 8872), (2218, 6840), (2280, 6654), (2736, 5545), (3327, 4560), (3420, 4436)]