320426400

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{19073}}^1$

素因数の和:19103

約数の個数: 144

約数和(自身を含む): 1192048704

約数和(自身を除く): 871622304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 140, 150, 160, 168, 175, 200, 210, 224, 240, 280, 300, 336, 350, 400, 420, 480, 525, 560, 600, 672, 700, 800, 840, 1050, 1120, 1200, 1400, 1680, 2100, 2400, 2800, 3360, 4200, 5600, 8400, 16800, 19073, 38146, 57219, 76292, 95365, 114438, 133511, 152584, 190730, 228876, 267022, 286095, 305168, 381460, 400533, 457752, 476825, 534044, 572190, 610336, 667555, 762920, 801066, 915504, 953650, 1068088, 1144380, 1335110, 1430475, 1525840, 1602132, 1831008, 1907300, 2002665, 2136176, 2288760, 2670220, 2860950, 3051680, 3204264, 3337775, 3814600, 4005330, 4272352, 4577520, 5340440, 5721900, 6408528, 6675550, 7629200, 8010660, 9155040, 10013325, 10680880, 11443800, 12817056, 13351100, 15258400, 16021320, 20026650, 21361760, 22887600, 26702200, 32042640, 40053300, 45775200, 53404400, 64085280, 80106600, 106808800, 160213200, 320426400]

約数ペア:

[(1, 320426400), (2, 160213200), (3, 106808800), (4, 80106600), (5, 64085280), (6, 53404400), (7, 45775200), (8, 40053300), (10, 32042640), (12, 26702200), (14, 22887600), (15, 21361760), (16, 20026650), (20, 16021320), (21, 15258400), (24, 13351100), (25, 12817056), (28, 11443800), (30, 10680880), (32, 10013325), (35, 9155040), (40, 8010660), (42, 7629200), (48, 6675550), (50, 6408528), (56, 5721900), (60, 5340440), (70, 4577520), (75, 4272352), (80, 4005330), (84, 3814600), (96, 3337775), (100, 3204264), (105, 3051680), (112, 2860950), (120, 2670220), (140, 2288760), (150, 2136176), (160, 2002665), (168, 1907300), (175, 1831008), (200, 1602132), (210, 1525840), (224, 1430475), (240, 1335110), (280, 1144380), (300, 1068088), (336, 953650), (350, 915504), (400, 801066), (420, 762920), (480, 667555), (525, 610336), (560, 572190), (600, 534044), (672, 476825), (700, 457752), (800, 400533), (840, 381460), (1050, 305168), (1120, 286095), (1200, 267022), (1400, 228876), (1680, 190730), (2100, 152584), (2400, 133511), (2800, 114438), (3360, 95365), (4200, 76292), (5600, 57219), (8400, 38146), (16800, 19073)]