68071920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{40519}}^1$

素因数の和:40542

約数の個数: 80

約数和(自身を含む): 241175040

約数和(自身を除く): 173103120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 40519, 81038, 121557, 162076, 202595, 243114, 283633, 324152, 405190, 486228, 567266, 607785, 648304, 810380, 850899, 972456, 1134532, 1215570, 1418165, 1620760, 1701798, 1944912, 2269064, 2431140, 2836330, 3241520, 3403596, 4254495, 4538128, 4862280, 5672660, 6807192, 8508990, 9724560, 11345320, 13614384, 17017980, 22690640, 34035960, 68071920]

約数ペア:

[(1, 68071920), (2, 34035960), (3, 22690640), (4, 17017980), (5, 13614384), (6, 11345320), (7, 9724560), (8, 8508990), (10, 6807192), (12, 5672660), (14, 4862280), (15, 4538128), (16, 4254495), (20, 3403596), (21, 3241520), (24, 2836330), (28, 2431140), (30, 2269064), (35, 1944912), (40, 1701798), (42, 1620760), (48, 1418165), (56, 1215570), (60, 1134532), (70, 972456), (80, 850899), (84, 810380), (105, 648304), (112, 607785), (120, 567266), (140, 486228), (168, 405190), (210, 324152), (240, 283633), (280, 243114), (336, 202595), (420, 162076), (560, 121557), (840, 81038), (1680, 40519)]