8720221440

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6121}}^1$

素因数の和:6205

約数の個数: 288

約数和(自身を含む): 32434649856

約数和(自身を除く): 23714428416

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, 53, 56, 60, 64, 70, 80, 84, 96, 105, 106, 112, 120, 128, 140, 159, 160, 168, 192, 210, 212, 224, 240, 256, 265, 280, 318, 320, 336, 371, 384, 420, 424, 448, 480, 530, 560, 636, 640, 672, 742, 768, 795, 840, 848, 896, 960, 1060, 1113, 1120, 1272, 1280, 1344, 1484, 1590, 1680, 1696, 1792, 1855, 1920, 2120, 2226, 2240, 2544, 2688, 2968, 3180, 3360, 3392, 3710, 3840, 4240, 4452, 4480, 5088, 5376, 5565, 5936, 6121, 6360, 6720, 6784, 7420, 8480, 8904, 8960, 10176, 11130, 11872, 12242, 12720, 13440, 13568, 14840, 16960, 17808, 18363, 20352, 22260, 23744, 24484, 25440, 26880, 29680, 30605, 33920, 35616, 36726, 40704, 42847, 44520, 47488, 48968, 50880, 59360, 61210, 67840, 71232, 73452, 85694, 89040, 91815, 94976, 97936, 101760, 118720, 122420, 128541, 142464, 146904, 171388, 178080, 183630, 195872, 203520, 214235, 237440, 244840, 257082, 284928, 293808, 324413, 342776, 356160, 367260, 391744, 428470, 474880, 489680, 514164, 587616, 642705, 648826, 685552, 712320, 734520, 783488, 856940, 973239, 979360, 1028328, 1175232, 1285410, 1297652, 1371104, 1424640, 1469040, 1566976, 1622065, 1713880, 1946478, 1958720, 2056656, 2270891, 2350464, 2570820, 2595304, 2742208, 2938080, 3244130, 3427760, 3892956, 3917440, 4113312, 4541782, 4700928, 4866195, 5141640, 5190608, 5484416, 5876160, 6488260, 6812673, 6855520, 7785912, 7834880, 8226624, 9083564, 9732390, 10283280, 10381216, 10968832, 11354455, 11752320, 12976520, 13625346, 13711040, 15571824, 16453248, 18167128, 19464780, 20566560, 20762432, 22708910, 23504640, 25953040, 27250692, 27422080, 31143648, 32906496, 34063365, 36334256, 38929560, 41133120, 41524864, 45417820, 51906080, 54501384, 54844160, 62287296, 68126730, 72668512, 77859120, 82266240, 83049728, 90835640, 103812160, 109002768, 124574592, 136253460, 145337024, 155718240, 164532480, 181671280, 207624320, 218005536, 249149184, 272506920, 290674048, 311436480, 363342560, 415248640, 436011072, 545013840, 581348096, 622872960, 726685120, 872022144, 1090027680, 1245745920, 1453370240, 1744044288, 2180055360, 2906740480, 4360110720, 8720221440]

約数ペア:

[(1, 8720221440), (2, 4360110720), (3, 2906740480), (4, 2180055360), (5, 1744044288), (6, 1453370240), (7, 1245745920), (8, 1090027680), (10, 872022144), (12, 726685120), (14, 622872960), (15, 581348096), (16, 545013840), (20, 436011072), (21, 415248640), (24, 363342560), (28, 311436480), (30, 290674048), (32, 272506920), (35, 249149184), (40, 218005536), (42, 207624320), (48, 181671280), (53, 164532480), (56, 155718240), (60, 145337024), (64, 136253460), (70, 124574592), (80, 109002768), (84, 103812160), (96, 90835640), (105, 83049728), (106, 82266240), (112, 77859120), (120, 72668512), (128, 68126730), (140, 62287296), (159, 54844160), (160, 54501384), (168, 51906080), (192, 45417820), (210, 41524864), (212, 41133120), (224, 38929560), (240, 36334256), (256, 34063365), (265, 32906496), (280, 31143648), (318, 27422080), (320, 27250692), (336, 25953040), (371, 23504640), (384, 22708910), (420, 20762432), (424, 20566560), (448, 19464780), (480, 18167128), (530, 16453248), (560, 15571824), (636, 13711040), (640, 13625346), (672, 12976520), (742, 11752320), (768, 11354455), (795, 10968832), (840, 10381216), (848, 10283280), (896, 9732390), (960, 9083564), (1060, 8226624), (1113, 7834880), (1120, 7785912), (1272, 6855520), (1280, 6812673), (1344, 6488260), (1484, 5876160), (1590, 5484416), (1680, 5190608), (1696, 5141640), (1792, 4866195), (1855, 4700928), (1920, 4541782), (2120, 4113312), (2226, 3917440), (2240, 3892956), (2544, 3427760), (2688, 3244130), (2968, 2938080), (3180, 2742208), (3360, 2595304), (3392, 2570820), (3710, 2350464), (3840, 2270891), (4240, 2056656), (4452, 1958720), (4480, 1946478), (5088, 1713880), (5376, 1622065), (5565, 1566976), (5936, 1469040), (6121, 1424640), (6360, 1371104), (6720, 1297652), (6784, 1285410), (7420, 1175232), (8480, 1028328), (8904, 979360), (8960, 973239), (10176, 856940), (11130, 783488), (11872, 734520), (12242, 712320), (12720, 685552), (13440, 648826), (13568, 642705), (14840, 587616), (16960, 514164), (17808, 489680), (18363, 474880), (20352, 428470), (22260, 391744), (23744, 367260), (24484, 356160), (25440, 342776), (26880, 324413), (29680, 293808), (30605, 284928), (33920, 257082), (35616, 244840), (36726, 237440), (40704, 214235), (42847, 203520), (44520, 195872), (47488, 183630), (48968, 178080), (50880, 171388), (59360, 146904), (61210, 142464), (67840, 128541), (71232, 122420), (73452, 118720), (85694, 101760), (89040, 97936), (91815, 94976)]