256981200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{30593}}^1$

素因数の和:30621

約数の個数: 120

約数和(自身を含む): 940826688

約数和(自身を除く): 683845488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 30593, 61186, 91779, 122372, 152965, 183558, 214151, 244744, 305930, 367116, 428302, 458895, 489488, 611860, 642453, 734232, 764825, 856604, 917790, 1070755, 1223720, 1284906, 1468464, 1529650, 1713208, 1835580, 2141510, 2294475, 2447440, 2569812, 3059300, 3212265, 3426416, 3671160, 4283020, 4588950, 5139624, 5353775, 6118600, 6424530, 7342320, 8566040, 9177900, 10279248, 10707550, 12237200, 12849060, 16061325, 17132080, 18355800, 21415100, 25698120, 32122650, 36711600, 42830200, 51396240, 64245300, 85660400, 128490600, 256981200]

約数ペア:

[(1, 256981200), (2, 128490600), (3, 85660400), (4, 64245300), (5, 51396240), (6, 42830200), (7, 36711600), (8, 32122650), (10, 25698120), (12, 21415100), (14, 18355800), (15, 17132080), (16, 16061325), (20, 12849060), (21, 12237200), (24, 10707550), (25, 10279248), (28, 9177900), (30, 8566040), (35, 7342320), (40, 6424530), (42, 6118600), (48, 5353775), (50, 5139624), (56, 4588950), (60, 4283020), (70, 3671160), (75, 3426416), (80, 3212265), (84, 3059300), (100, 2569812), (105, 2447440), (112, 2294475), (120, 2141510), (140, 1835580), (150, 1713208), (168, 1529650), (175, 1468464), (200, 1284906), (210, 1223720), (240, 1070755), (280, 917790), (300, 856604), (336, 764825), (350, 734232), (400, 642453), (420, 611860), (525, 489488), (560, 458895), (600, 428302), (700, 367116), (840, 305930), (1050, 244744), (1200, 214151), (1400, 183558), (1680, 152965), (2100, 122372), (2800, 91779), (4200, 61186), (8400, 30593)]