161201600

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 168

約数和(自身を含む): 466770720

約数和(自身を除く): 305569120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 64, 70, 74, 80, 100, 112, 140, 148, 160, 175, 185, 200, 224, 259, 280, 296, 320, 350, 370, 389, 400, 448, 518, 560, 592, 700, 740, 778, 800, 925, 1036, 1120, 1184, 1295, 1400, 1480, 1556, 1600, 1850, 1945, 2072, 2240, 2368, 2590, 2723, 2800, 2960, 3112, 3700, 3890, 4144, 5180, 5446, 5600, 5920, 6224, 6475, 7400, 7780, 8288, 9725, 10360, 10892, 11200, 11840, 12448, 12950, 13615, 14393, 14800, 15560, 16576, 19450, 20720, 21784, 24896, 25900, 27230, 28786, 29600, 31120, 38900, 41440, 43568, 51800, 54460, 57572, 59200, 62240, 68075, 71965, 77800, 82880, 87136, 100751, 103600, 108920, 115144, 124480, 136150, 143930, 155600, 174272, 201502, 207200, 217840, 230288, 272300, 287860, 311200, 359825, 403004, 414400, 435680, 460576, 503755, 544600, 575720, 622400, 719650, 806008, 871360, 921152, 1007510, 1089200, 1151440, 1439300, 1612016, 2015020, 2178400, 2302880, 2518775, 2878600, 3224032, 4030040, 4356800, 4605760, 5037550, 5757200, 6448064, 8060080, 10075100, 11514400, 16120160, 20150200, 23028800, 32240320, 40300400, 80600800, 161201600]

約数ペア:

[(1, 161201600), (2, 80600800), (4, 40300400), (5, 32240320), (7, 23028800), (8, 20150200), (10, 16120160), (14, 11514400), (16, 10075100), (20, 8060080), (25, 6448064), (28, 5757200), (32, 5037550), (35, 4605760), (37, 4356800), (40, 4030040), (50, 3224032), (56, 2878600), (64, 2518775), (70, 2302880), (74, 2178400), (80, 2015020), (100, 1612016), (112, 1439300), (140, 1151440), (148, 1089200), (160, 1007510), (175, 921152), (185, 871360), (200, 806008), (224, 719650), (259, 622400), (280, 575720), (296, 544600), (320, 503755), (350, 460576), (370, 435680), (389, 414400), (400, 403004), (448, 359825), (518, 311200), (560, 287860), (592, 272300), (700, 230288), (740, 217840), (778, 207200), (800, 201502), (925, 174272), (1036, 155600), (1120, 143930), (1184, 136150), (1295, 124480), (1400, 115144), (1480, 108920), (1556, 103600), (1600, 100751), (1850, 87136), (1945, 82880), (2072, 77800), (2240, 71965), (2368, 68075), (2590, 62240), (2723, 59200), (2800, 57572), (2960, 54460), (3112, 51800), (3700, 43568), (3890, 41440), (4144, 38900), (5180, 31120), (5446, 29600), (5600, 28786), (5920, 27230), (6224, 25900), (6475, 24896), (7400, 21784), (7780, 20720), (8288, 19450), (9725, 16576), (10360, 15560), (10892, 14800), (11200, 14393), (11840, 13615), (12448, 12950)]