154940480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15619}}^1$

素因数の和:15667

約数の個数: 56

約数和(自身を含む): 380878080

約数和(自身を除く): 225937600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 15619, 31238, 62476, 78095, 124952, 156190, 249904, 312380, 484189, 499808, 624760, 968378, 999616, 1249520, 1936756, 2420945, 2499040, 3873512, 4841890, 4998080, 7747024, 9683780, 15494048, 19367560, 30988096, 38735120, 77470240, 154940480]

約数ペア:

[(1, 154940480), (2, 77470240), (4, 38735120), (5, 30988096), (8, 19367560), (10, 15494048), (16, 9683780), (20, 7747024), (31, 4998080), (32, 4841890), (40, 3873512), (62, 2499040), (64, 2420945), (80, 1936756), (124, 1249520), (155, 999616), (160, 968378), (248, 624760), (310, 499808), (320, 484189), (496, 312380), (620, 249904), (992, 156190), (1240, 124952), (1984, 78095), (2480, 62476), (4960, 31238), (9920, 15619)]