155428560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{30839}}^1$

素因数の和:30865

約数の個数: 120

約数和(自身を含む): 596568960

約数和(自身を除く): 441140400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 30839, 61678, 92517, 123356, 154195, 185034, 215873, 246712, 277551, 308390, 370068, 431746, 462585, 493424, 555102, 616780, 647619, 740136, 863492, 925170, 1079365, 1110204, 1233560, 1295238, 1387755, 1480272, 1726984, 1850340, 1942857, 2158730, 2220408, 2467120, 2590476, 2775510, 3238095, 3453968, 3700680, 3885714, 4317460, 4440816, 5180952, 5551020, 6476190, 7401360, 7771428, 8634920, 9714285, 10361904, 11102040, 12952380, 15542856, 17269840, 19428570, 22204080, 25904760, 31085712, 38857140, 51809520, 77714280, 155428560]

約数ペア:

[(1, 155428560), (2, 77714280), (3, 51809520), (4, 38857140), (5, 31085712), (6, 25904760), (7, 22204080), (8, 19428570), (9, 17269840), (10, 15542856), (12, 12952380), (14, 11102040), (15, 10361904), (16, 9714285), (18, 8634920), (20, 7771428), (21, 7401360), (24, 6476190), (28, 5551020), (30, 5180952), (35, 4440816), (36, 4317460), (40, 3885714), (42, 3700680), (45, 3453968), (48, 3238095), (56, 2775510), (60, 2590476), (63, 2467120), (70, 2220408), (72, 2158730), (80, 1942857), (84, 1850340), (90, 1726984), (105, 1480272), (112, 1387755), (120, 1295238), (126, 1233560), (140, 1110204), (144, 1079365), (168, 925170), (180, 863492), (210, 740136), (240, 647619), (252, 616780), (280, 555102), (315, 493424), (336, 462585), (360, 431746), (420, 370068), (504, 308390), (560, 277551), (630, 246712), (720, 215873), (840, 185034), (1008, 154195), (1260, 123356), (1680, 92517), (2520, 61678), (5040, 30839)]