156023000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:778

約数の個数: 128

約数和(自身を含む): 431308800

約数和(自身を除く): 275285800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 434, 500, 620, 700, 719, 775, 868, 875, 1000, 1085, 1240, 1400, 1438, 1550, 1736, 1750, 2170, 2876, 3100, 3500, 3595, 3875, 4340, 5033, 5425, 5752, 6200, 7000, 7190, 7750, 8680, 10066, 10850, 14380, 15500, 17975, 20132, 21700, 22289, 25165, 27125, 28760, 31000, 35950, 40264, 43400, 44578, 50330, 54250, 71900, 89156, 89875, 100660, 108500, 111445, 125825, 143800, 156023, 178312, 179750, 201320, 217000, 222890, 251650, 312046, 359500, 445780, 503300, 557225, 624092, 629125, 719000, 780115, 891560, 1006600, 1114450, 1248184, 1258250, 1560230, 2228900, 2516500, 2786125, 3120460, 3900575, 4457800, 5033000, 5572250, 6240920, 7801150, 11144500, 15602300, 19502875, 22289000, 31204600, 39005750, 78011500, 156023000]

約数ペア:

[(1, 156023000), (2, 78011500), (4, 39005750), (5, 31204600), (7, 22289000), (8, 19502875), (10, 15602300), (14, 11144500), (20, 7801150), (25, 6240920), (28, 5572250), (31, 5033000), (35, 4457800), (40, 3900575), (50, 3120460), (56, 2786125), (62, 2516500), (70, 2228900), (100, 1560230), (124, 1258250), (125, 1248184), (140, 1114450), (155, 1006600), (175, 891560), (200, 780115), (217, 719000), (248, 629125), (250, 624092), (280, 557225), (310, 503300), (350, 445780), (434, 359500), (500, 312046), (620, 251650), (700, 222890), (719, 217000), (775, 201320), (868, 179750), (875, 178312), (1000, 156023), (1085, 143800), (1240, 125825), (1400, 111445), (1438, 108500), (1550, 100660), (1736, 89875), (1750, 89156), (2170, 71900), (2876, 54250), (3100, 50330), (3500, 44578), (3595, 43400), (3875, 40264), (4340, 35950), (5033, 31000), (5425, 28760), (5752, 27125), (6200, 25165), (7000, 22289), (7190, 21700), (7750, 20132), (8680, 17975), (10066, 15500), (10850, 14380)]