321190400

素因数分解:

$2^9\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1142

約数の個数: 120

約数和(自身を含む): 831134304

約数和(自身を除く): 509943904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 128, 160, 184, 200, 230, 256, 320, 368, 400, 460, 512, 575, 640, 736, 800, 920, 1091, 1150, 1280, 1472, 1600, 1840, 2182, 2300, 2560, 2944, 3200, 3680, 4364, 4600, 5455, 5888, 6400, 7360, 8728, 9200, 10910, 11776, 12800, 14720, 17456, 18400, 21820, 25093, 27275, 29440, 34912, 36800, 43640, 50186, 54550, 58880, 69824, 73600, 87280, 100372, 109100, 125465, 139648, 147200, 174560, 200744, 218200, 250930, 279296, 294400, 349120, 401488, 436400, 501860, 558592, 627325, 698240, 802976, 872800, 1003720, 1254650, 1396480, 1605952, 1745600, 2007440, 2509300, 2792960, 3211904, 3491200, 4014880, 5018600, 6423808, 6982400, 8029760, 10037200, 12847616, 13964800, 16059520, 20074400, 32119040, 40148800, 64238080, 80297600, 160595200, 321190400]

約数ペア:

[(1, 321190400), (2, 160595200), (4, 80297600), (5, 64238080), (8, 40148800), (10, 32119040), (16, 20074400), (20, 16059520), (23, 13964800), (25, 12847616), (32, 10037200), (40, 8029760), (46, 6982400), (50, 6423808), (64, 5018600), (80, 4014880), (92, 3491200), (100, 3211904), (115, 2792960), (128, 2509300), (160, 2007440), (184, 1745600), (200, 1605952), (230, 1396480), (256, 1254650), (320, 1003720), (368, 872800), (400, 802976), (460, 698240), (512, 627325), (575, 558592), (640, 501860), (736, 436400), (800, 401488), (920, 349120), (1091, 294400), (1150, 279296), (1280, 250930), (1472, 218200), (1600, 200744), (1840, 174560), (2182, 147200), (2300, 139648), (2560, 125465), (2944, 109100), (3200, 100372), (3680, 87280), (4364, 73600), (4600, 69824), (5455, 58880), (5888, 54550), (6400, 50186), (7360, 43640), (8728, 36800), (9200, 34912), (10910, 29440), (11776, 27275), (12800, 25093), (14720, 21820), (17456, 18400)]