240280320

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{1277}}^1$

素因数の和:1315

約数の個数: 216

約数和(自身を含む): 893383344

約数和(自身を除く): 653103024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1277, 1280, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2554, 2688, 2940, 3136, 3360, 3831, 3840, 3920, 4480, 4704, 5108, 5376, 5880, 6272, 6385, 6720, 7662, 7840, 8939, 8960, 9408, 10216, 11760, 12544, 12770, 13440, 15324, 15680, 17878, 18816, 19155, 20432, 23520, 25540, 26817, 26880, 30648, 31360, 35756, 37632, 38310, 40864, 44695, 47040, 51080, 53634, 61296, 62573, 62720, 71512, 76620, 81728, 89390, 94080, 102160, 107268, 122592, 125146, 134085, 143024, 153240, 163456, 178780, 187719, 188160, 204320, 214536, 245184, 250292, 268170, 286048, 306480, 312865, 326912, 357560, 375438, 408640, 429072, 490368, 500584, 536340, 572096, 612960, 625730, 715120, 750876, 817280, 858144, 938595, 980736, 1001168, 1072680, 1144192, 1225920, 1251460, 1430240, 1501752, 1634560, 1716288, 1877190, 2002336, 2145360, 2288384, 2451840, 2502920, 2860480, 3003504, 3432576, 3754380, 4004672, 4290720, 4903680, 5005840, 5720960, 6007008, 6865152, 7508760, 8009344, 8581440, 10011680, 11441920, 12014016, 15017520, 16018688, 17162880, 20023360, 24028032, 30035040, 34325760, 40046720, 48056064, 60070080, 80093440, 120140160, 240280320]

約数ペア:

[(1, 240280320), (2, 120140160), (3, 80093440), (4, 60070080), (5, 48056064), (6, 40046720), (7, 34325760), (8, 30035040), (10, 24028032), (12, 20023360), (14, 17162880), (15, 16018688), (16, 15017520), (20, 12014016), (21, 11441920), (24, 10011680), (28, 8581440), (30, 8009344), (32, 7508760), (35, 6865152), (40, 6007008), (42, 5720960), (48, 5005840), (49, 4903680), (56, 4290720), (60, 4004672), (64, 3754380), (70, 3432576), (80, 3003504), (84, 2860480), (96, 2502920), (98, 2451840), (105, 2288384), (112, 2145360), (120, 2002336), (128, 1877190), (140, 1716288), (147, 1634560), (160, 1501752), (168, 1430240), (192, 1251460), (196, 1225920), (210, 1144192), (224, 1072680), (240, 1001168), (245, 980736), (256, 938595), (280, 858144), (294, 817280), (320, 750876), (336, 715120), (384, 625730), (392, 612960), (420, 572096), (448, 536340), (480, 500584), (490, 490368), (560, 429072), (588, 408640), (640, 375438), (672, 357560), (735, 326912), (768, 312865), (784, 306480), (840, 286048), (896, 268170), (960, 250292), (980, 245184), (1120, 214536), (1176, 204320), (1277, 188160), (1280, 187719), (1344, 178780), (1470, 163456), (1568, 153240), (1680, 143024), (1792, 134085), (1920, 125146), (1960, 122592), (2240, 107268), (2352, 102160), (2554, 94080), (2688, 89390), (2940, 81728), (3136, 76620), (3360, 71512), (3831, 62720), (3840, 62573), (3920, 61296), (4480, 53634), (4704, 51080), (5108, 47040), (5376, 44695), (5880, 40864), (6272, 38310), (6385, 37632), (6720, 35756), (7662, 31360), (7840, 30648), (8939, 26880), (8960, 26817), (9408, 25540), (10216, 23520), (11760, 20432), (12544, 19155), (12770, 18816), (13440, 17878), (15324, 15680)]