161369280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1$

素因数の和:1028

約数の個数: 224

約数和(自身を含む): 599846400

約数和(自身を除く): 438477120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 432, 456, 480, 513, 540, 570, 576, 608, 684, 720, 760, 855, 864, 912, 960, 983, 1026, 1080, 1140, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1966, 2052, 2160, 2280, 2565, 2736, 2880, 2949, 3040, 3420, 3648, 3932, 4104, 4320, 4560, 4915, 5130, 5472, 5898, 6080, 6840, 7864, 8208, 8640, 8847, 9120, 9830, 10260, 10944, 11796, 13680, 14745, 15728, 16416, 17694, 18240, 18677, 19660, 20520, 23592, 26541, 27360, 29490, 31456, 32832, 35388, 37354, 39320, 41040, 44235, 47184, 53082, 54720, 56031, 58980, 62912, 70776, 74708, 78640, 82080, 88470, 93385, 94368, 106164, 112062, 117960, 132705, 141552, 149416, 157280, 164160, 168093, 176940, 186770, 188736, 212328, 224124, 235920, 265410, 280155, 283104, 298832, 314560, 336186, 353880, 373540, 424656, 448248, 471840, 504279, 530820, 560310, 566208, 597664, 672372, 707760, 747080, 840465, 849312, 896496, 943680, 1008558, 1061640, 1120620, 1195328, 1344744, 1415520, 1494160, 1680930, 1698624, 1792992, 2017116, 2123280, 2241240, 2521395, 2689488, 2831040, 2988320, 3361860, 3585984, 4034232, 4246560, 4482480, 5042790, 5378976, 5976640, 6723720, 8068464, 8493120, 8964960, 10085580, 10757952, 13447440, 16136928, 17929920, 20171160, 26894880, 32273856, 40342320, 53789760, 80684640, 161369280]

約数ペア:

[(1, 161369280), (2, 80684640), (3, 53789760), (4, 40342320), (5, 32273856), (6, 26894880), (8, 20171160), (9, 17929920), (10, 16136928), (12, 13447440), (15, 10757952), (16, 10085580), (18, 8964960), (19, 8493120), (20, 8068464), (24, 6723720), (27, 5976640), (30, 5378976), (32, 5042790), (36, 4482480), (38, 4246560), (40, 4034232), (45, 3585984), (48, 3361860), (54, 2988320), (57, 2831040), (60, 2689488), (64, 2521395), (72, 2241240), (76, 2123280), (80, 2017116), (90, 1792992), (95, 1698624), (96, 1680930), (108, 1494160), (114, 1415520), (120, 1344744), (135, 1195328), (144, 1120620), (152, 1061640), (160, 1008558), (171, 943680), (180, 896496), (190, 849312), (192, 840465), (216, 747080), (228, 707760), (240, 672372), (270, 597664), (285, 566208), (288, 560310), (304, 530820), (320, 504279), (342, 471840), (360, 448248), (380, 424656), (432, 373540), (456, 353880), (480, 336186), (513, 314560), (540, 298832), (570, 283104), (576, 280155), (608, 265410), (684, 235920), (720, 224124), (760, 212328), (855, 188736), (864, 186770), (912, 176940), (960, 168093), (983, 164160), (1026, 157280), (1080, 149416), (1140, 141552), (1216, 132705), (1368, 117960), (1440, 112062), (1520, 106164), (1710, 94368), (1728, 93385), (1824, 88470), (1966, 82080), (2052, 78640), (2160, 74708), (2280, 70776), (2565, 62912), (2736, 58980), (2880, 56031), (2949, 54720), (3040, 53082), (3420, 47184), (3648, 44235), (3932, 41040), (4104, 39320), (4320, 37354), (4560, 35388), (4915, 32832), (5130, 31456), (5472, 29490), (5898, 27360), (6080, 26541), (6840, 23592), (7864, 20520), (8208, 19660), (8640, 18677), (8847, 18240), (9120, 17694), (9830, 16416), (10260, 15728), (10944, 14745), (11796, 13680)]