56681520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{33739}}^1$

素因数の和:33762

約数の個数: 80

約数和(自身を含む): 200820480

約数和(自身を除く): 144138960

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, 33739, 67478, 101217, 134956, 168695, 202434, 236173, 269912, 337390, 404868, 472346, 506085, 539824, 674780, 708519, 809736, 944692, 1012170, 1180865, 1349560, 1417038, 1619472, 1889384, 2024340, 2361730, 2699120, 2834076, 3542595, 3778768, 4048680, 4723460, 5668152, 7085190, 8097360, 9446920, 11336304, 14170380, 18893840, 28340760, 56681520]

約数ペア:

[(1, 56681520), (2, 28340760), (3, 18893840), (4, 14170380), (5, 11336304), (6, 9446920), (7, 8097360), (8, 7085190), (10, 5668152), (12, 4723460), (14, 4048680), (15, 3778768), (16, 3542595), (20, 2834076), (21, 2699120), (24, 2361730), (28, 2024340), (30, 1889384), (35, 1619472), (40, 1417038), (42, 1349560), (48, 1180865), (56, 1012170), (60, 944692), (70, 809736), (80, 708519), (84, 674780), (105, 539824), (112, 506085), (120, 472346), (140, 404868), (168, 337390), (210, 269912), (240, 236173), (280, 202434), (336, 168695), (420, 134956), (560, 101217), (840, 67478), (1680, 33739)]