940852480

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 2357042688

約数和(自身を除く): 1416190208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 131, 155, 160, 181, 248, 256, 262, 310, 320, 362, 496, 524, 620, 640, 655, 724, 905, 992, 1048, 1240, 1280, 1310, 1448, 1810, 1984, 2096, 2480, 2620, 2896, 3620, 3968, 4061, 4192, 4960, 5240, 5611, 5792, 7240, 7936, 8122, 8384, 9920, 10480, 11222, 11584, 14480, 16244, 16768, 19840, 20305, 20960, 22444, 23168, 23711, 28055, 28960, 32488, 33536, 39680, 40610, 41920, 44888, 46336, 47422, 56110, 57920, 64976, 81220, 83840, 89776, 94844, 112220, 115840, 118555, 129952, 162440, 167680, 179552, 189688, 224440, 231680, 237110, 259904, 324880, 359104, 379376, 448880, 474220, 519808, 649760, 718208, 735041, 758752, 897760, 948440, 1039616, 1299520, 1436416, 1470082, 1517504, 1795520, 1896880, 2599040, 2940164, 3035008, 3591040, 3675205, 3793760, 5198080, 5880328, 6070016, 7182080, 7350410, 7587520, 11760656, 14700820, 15175040, 23521312, 29401640, 30350080, 47042624, 58803280, 94085248, 117606560, 188170496, 235213120, 470426240, 940852480]

約数ペア:

[(1, 940852480), (2, 470426240), (4, 235213120), (5, 188170496), (8, 117606560), (10, 94085248), (16, 58803280), (20, 47042624), (31, 30350080), (32, 29401640), (40, 23521312), (62, 15175040), (64, 14700820), (80, 11760656), (124, 7587520), (128, 7350410), (131, 7182080), (155, 6070016), (160, 5880328), (181, 5198080), (248, 3793760), (256, 3675205), (262, 3591040), (310, 3035008), (320, 2940164), (362, 2599040), (496, 1896880), (524, 1795520), (620, 1517504), (640, 1470082), (655, 1436416), (724, 1299520), (905, 1039616), (992, 948440), (1048, 897760), (1240, 758752), (1280, 735041), (1310, 718208), (1448, 649760), (1810, 519808), (1984, 474220), (2096, 448880), (2480, 379376), (2620, 359104), (2896, 324880), (3620, 259904), (3968, 237110), (4061, 231680), (4192, 224440), (4960, 189688), (5240, 179552), (5611, 167680), (5792, 162440), (7240, 129952), (7936, 118555), (8122, 115840), (8384, 112220), (9920, 94844), (10480, 89776), (11222, 83840), (11584, 81220), (14480, 64976), (16244, 57920), (16768, 56110), (19840, 47422), (20305, 46336), (20960, 44888), (22444, 41920), (23168, 40610), (23711, 39680), (28055, 33536), (28960, 32488)]