395907200

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:375

約数の個数: 192

約数和(自身を含む): 1090763520

約数和(自身を除く): 694856320

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, 307, 310, 320, 325, 400, 403, 416, 496, 520, 614, 620, 640, 650, 775, 800, 806, 832, 992, 1040, 1228, 1240, 1300, 1535, 1550, 1600, 1612, 1664, 1984, 2015, 2080, 2456, 2480, 2600, 3070, 3100, 3200, 3224, 3968, 3991, 4030, 4160, 4912, 4960, 5200, 6140, 6200, 6448, 7675, 7982, 8060, 8320, 9517, 9824, 9920, 10075, 10400, 12280, 12400, 12896, 15350, 15964, 16120, 19034, 19648, 19840, 19955, 20150, 20800, 24560, 24800, 25792, 30700, 31928, 32240, 38068, 39296, 39910, 40300, 41600, 47585, 49120, 49600, 51584, 61400, 63856, 64480, 76136, 79820, 80600, 95170, 98240, 99200, 99775, 122800, 123721, 127712, 128960, 152272, 159640, 161200, 190340, 196480, 199550, 237925, 245600, 247442, 255424, 257920, 304544, 319280, 322400, 380680, 399100, 475850, 491200, 494884, 510848, 609088, 618605, 638560, 644800, 761360, 798200, 951700, 982400, 989768, 1218176, 1237210, 1277120, 1289600, 1522720, 1596400, 1903400, 1979536, 2474420, 2554240, 3045440, 3093025, 3192800, 3806800, 3959072, 4948840, 6090880, 6186050, 6385600, 7613600, 7918144, 9897680, 12372100, 12771200, 15227200, 15836288, 19795360, 24744200, 30454400, 39590720, 49488400, 79181440, 98976800, 197953600, 395907200]

約数ペア:

[(1, 395907200), (2, 197953600), (4, 98976800), (5, 79181440), (8, 49488400), (10, 39590720), (13, 30454400), (16, 24744200), (20, 19795360), (25, 15836288), (26, 15227200), (31, 12771200), (32, 12372100), (40, 9897680), (50, 7918144), (52, 7613600), (62, 6385600), (64, 6186050), (65, 6090880), (80, 4948840), (100, 3959072), (104, 3806800), (124, 3192800), (128, 3093025), (130, 3045440), (155, 2554240), (160, 2474420), (200, 1979536), (208, 1903400), (248, 1596400), (260, 1522720), (307, 1289600), (310, 1277120), (320, 1237210), (325, 1218176), (400, 989768), (403, 982400), (416, 951700), (496, 798200), (520, 761360), (614, 644800), (620, 638560), (640, 618605), (650, 609088), (775, 510848), (800, 494884), (806, 491200), (832, 475850), (992, 399100), (1040, 380680), (1228, 322400), (1240, 319280), (1300, 304544), (1535, 257920), (1550, 255424), (1600, 247442), (1612, 245600), (1664, 237925), (1984, 199550), (2015, 196480), (2080, 190340), (2456, 161200), (2480, 159640), (2600, 152272), (3070, 128960), (3100, 127712), (3200, 123721), (3224, 122800), (3968, 99775), (3991, 99200), (4030, 98240), (4160, 95170), (4912, 80600), (4960, 79820), (5200, 76136), (6140, 64480), (6200, 63856), (6448, 61400), (7675, 51584), (7982, 49600), (8060, 49120), (8320, 47585), (9517, 41600), (9824, 40300), (9920, 39910), (10075, 39296), (10400, 38068), (12280, 32240), (12400, 31928), (12896, 30700), (15350, 25792), (15964, 24800), (16120, 24560), (19034, 20800), (19648, 20150), (19840, 19955)]