401065600

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 192

約数和(自身を含む): 1104929280

約数和(自身を除く): 703863680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 100, 104, 124, 128, 130, 155, 160, 200, 208, 248, 260, 310, 311, 320, 325, 400, 403, 416, 496, 520, 620, 622, 640, 650, 775, 800, 806, 832, 992, 1040, 1240, 1244, 1300, 1550, 1555, 1600, 1612, 1664, 1984, 2015, 2080, 2480, 2488, 2600, 3100, 3110, 3200, 3224, 3968, 4030, 4043, 4160, 4960, 4976, 5200, 6200, 6220, 6448, 7775, 8060, 8086, 8320, 9641, 9920, 9952, 10075, 10400, 12400, 12440, 12896, 15550, 16120, 16172, 19282, 19840, 19904, 20150, 20215, 20800, 24800, 24880, 25792, 31100, 32240, 32344, 38564, 39808, 40300, 40430, 41600, 48205, 49600, 49760, 51584, 62200, 64480, 64688, 77128, 80600, 80860, 96410, 99200, 99520, 101075, 124400, 125333, 128960, 129376, 154256, 161200, 161720, 192820, 199040, 202150, 241025, 248800, 250666, 257920, 258752, 308512, 322400, 323440, 385640, 404300, 482050, 497600, 501332, 517504, 617024, 626665, 644800, 646880, 771280, 808600, 964100, 995200, 1002664, 1234048, 1253330, 1289600, 1293760, 1542560, 1617200, 1928200, 2005328, 2506660, 2587520, 3085120, 3133325, 3234400, 3856400, 4010656, 5013320, 6170240, 6266650, 6468800, 7712800, 8021312, 10026640, 12533300, 12937600, 15425600, 16042624, 20053280, 25066600, 30851200, 40106560, 50133200, 80213120, 100266400, 200532800, 401065600]

約数ペア:

[(1, 401065600), (2, 200532800), (4, 100266400), (5, 80213120), (8, 50133200), (10, 40106560), (13, 30851200), (16, 25066600), (20, 20053280), (25, 16042624), (26, 15425600), (31, 12937600), (32, 12533300), (40, 10026640), (50, 8021312), (52, 7712800), (62, 6468800), (64, 6266650), (65, 6170240), (80, 5013320), (100, 4010656), (104, 3856400), (124, 3234400), (128, 3133325), (130, 3085120), (155, 2587520), (160, 2506660), (200, 2005328), (208, 1928200), (248, 1617200), (260, 1542560), (310, 1293760), (311, 1289600), (320, 1253330), (325, 1234048), (400, 1002664), (403, 995200), (416, 964100), (496, 808600), (520, 771280), (620, 646880), (622, 644800), (640, 626665), (650, 617024), (775, 517504), (800, 501332), (806, 497600), (832, 482050), (992, 404300), (1040, 385640), (1240, 323440), (1244, 322400), (1300, 308512), (1550, 258752), (1555, 257920), (1600, 250666), (1612, 248800), (1664, 241025), (1984, 202150), (2015, 199040), (2080, 192820), (2480, 161720), (2488, 161200), (2600, 154256), (3100, 129376), (3110, 128960), (3200, 125333), (3224, 124400), (3968, 101075), (4030, 99520), (4043, 99200), (4160, 96410), (4960, 80860), (4976, 80600), (5200, 77128), (6200, 64688), (6220, 64480), (6448, 62200), (7775, 51584), (8060, 49760), (8086, 49600), (8320, 48205), (9641, 41600), (9920, 40430), (9952, 40300), (10075, 39808), (10400, 38564), (12400, 32344), (12440, 32240), (12896, 31100), (15550, 25792), (16120, 24880), (16172, 24800), (19282, 20800), (19840, 20215), (19904, 20150)]