88879980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{211619}}^1$

素因数の和:211638

約数の個数: 48

約数和(自身を含む): 284417280

約数和(自身を除く): 195537300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 211619, 423238, 634857, 846476, 1058095, 1269714, 1481333, 2116190, 2539428, 2962666, 3174285, 4232380, 4443999, 5925332, 6348570, 7406665, 8887998, 12697140, 14813330, 17775996, 22219995, 29626660, 44439990, 88879980]

約数ペア:

[(1, 88879980), (2, 44439990), (3, 29626660), (4, 22219995), (5, 17775996), (6, 14813330), (7, 12697140), (10, 8887998), (12, 7406665), (14, 6348570), (15, 5925332), (20, 4443999), (21, 4232380), (28, 3174285), (30, 2962666), (35, 2539428), (42, 2116190), (60, 1481333), (70, 1269714), (84, 1058095), (105, 846476), (140, 634857), (210, 423238), (420, 211619)]