505126400

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 240

約数和(自身を含む): 1380149760

約数和(自身を除く): 875023360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 50, 62, 64, 67, 76, 80, 95, 100, 124, 128, 134, 152, 155, 160, 190, 200, 248, 256, 268, 304, 310, 320, 335, 380, 400, 475, 496, 512, 536, 589, 608, 620, 640, 670, 760, 775, 800, 950, 992, 1072, 1178, 1216, 1240, 1273, 1280, 1340, 1520, 1550, 1600, 1675, 1900, 1984, 2077, 2144, 2356, 2432, 2480, 2546, 2560, 2680, 2945, 3040, 3100, 3200, 3350, 3800, 3968, 4154, 4288, 4712, 4864, 4960, 5092, 5360, 5890, 6080, 6200, 6365, 6400, 6700, 7600, 7936, 8308, 8576, 9424, 9728, 9920, 10184, 10385, 10720, 11780, 12160, 12400, 12730, 12800, 13400, 14725, 15200, 15872, 16616, 17152, 18848, 19840, 20368, 20770, 21440, 23560, 24320, 24800, 25460, 26800, 29450, 30400, 31825, 33232, 34304, 37696, 39463, 39680, 40736, 41540, 42880, 47120, 48640, 49600, 50920, 51925, 53600, 58900, 60800, 63650, 66464, 75392, 78926, 79360, 81472, 83080, 85760, 94240, 99200, 101840, 103850, 107200, 117800, 121600, 127300, 132928, 150784, 157852, 162944, 166160, 171520, 188480, 197315, 198400, 203680, 207700, 214400, 235600, 243200, 254600, 265856, 301568, 315704, 325888, 332320, 376960, 394630, 396800, 407360, 415400, 428800, 471200, 509200, 531712, 631408, 651776, 664640, 753920, 789260, 814720, 830800, 857600, 942400, 986575, 1018400, 1063424, 1262816, 1329280, 1507840, 1578520, 1629440, 1661600, 1884800, 1973150, 2036800, 2525632, 2658560, 3157040, 3258880, 3323200, 3769600, 3946300, 4073600, 5051264, 5317120, 6314080, 6646400, 7539200, 7892600, 8147200, 10102528, 12628160, 13292800, 15785200, 16294400, 20205056, 25256320, 26585600, 31570400, 50512640, 63140800, 101025280, 126281600, 252563200, 505126400]

約数ペア:

[(1, 505126400), (2, 252563200), (4, 126281600), (5, 101025280), (8, 63140800), (10, 50512640), (16, 31570400), (19, 26585600), (20, 25256320), (25, 20205056), (31, 16294400), (32, 15785200), (38, 13292800), (40, 12628160), (50, 10102528), (62, 8147200), (64, 7892600), (67, 7539200), (76, 6646400), (80, 6314080), (95, 5317120), (100, 5051264), (124, 4073600), (128, 3946300), (134, 3769600), (152, 3323200), (155, 3258880), (160, 3157040), (190, 2658560), (200, 2525632), (248, 2036800), (256, 1973150), (268, 1884800), (304, 1661600), (310, 1629440), (320, 1578520), (335, 1507840), (380, 1329280), (400, 1262816), (475, 1063424), (496, 1018400), (512, 986575), (536, 942400), (589, 857600), (608, 830800), (620, 814720), (640, 789260), (670, 753920), (760, 664640), (775, 651776), (800, 631408), (950, 531712), (992, 509200), (1072, 471200), (1178, 428800), (1216, 415400), (1240, 407360), (1273, 396800), (1280, 394630), (1340, 376960), (1520, 332320), (1550, 325888), (1600, 315704), (1675, 301568), (1900, 265856), (1984, 254600), (2077, 243200), (2144, 235600), (2356, 214400), (2432, 207700), (2480, 203680), (2546, 198400), (2560, 197315), (2680, 188480), (2945, 171520), (3040, 166160), (3100, 162944), (3200, 157852), (3350, 150784), (3800, 132928), (3968, 127300), (4154, 121600), (4288, 117800), (4712, 107200), (4864, 103850), (4960, 101840), (5092, 99200), (5360, 94240), (5890, 85760), (6080, 83080), (6200, 81472), (6365, 79360), (6400, 78926), (6700, 75392), (7600, 66464), (7936, 63650), (8308, 60800), (8576, 58900), (9424, 53600), (9728, 51925), (9920, 50920), (10184, 49600), (10385, 48640), (10720, 47120), (11780, 42880), (12160, 41540), (12400, 40736), (12730, 39680), (12800, 39463), (13400, 37696), (14725, 34304), (15200, 33232), (15872, 31825), (16616, 30400), (17152, 29450), (18848, 26800), (19840, 25460), (20368, 24800), (20770, 24320), (21440, 23560)]