201578440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 547637760

約数和(自身を除く): 346059320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 113, 115, 140, 161, 184, 226, 230, 277, 280, 322, 452, 460, 554, 565, 644, 791, 805, 904, 920, 1108, 1130, 1288, 1385, 1582, 1610, 1939, 2216, 2260, 2599, 2770, 3164, 3220, 3878, 3955, 4520, 5198, 5540, 6328, 6371, 6440, 7756, 7910, 9695, 10396, 11080, 12742, 12995, 15512, 15820, 18193, 19390, 20792, 25484, 25990, 31301, 31640, 31855, 36386, 38780, 44597, 50968, 51980, 62602, 63710, 72772, 77560, 89194, 90965, 103960, 125204, 127420, 145544, 156505, 178388, 181930, 219107, 222985, 250408, 254840, 313010, 356776, 363860, 438214, 445970, 626020, 719923, 727720, 876428, 891940, 1095535, 1252040, 1439846, 1752856, 1783880, 2191070, 2879692, 3599615, 4382140, 5039461, 5759384, 7199230, 8764280, 10078922, 14398460, 20157844, 25197305, 28796920, 40315688, 50394610, 100789220, 201578440]

約数ペア:

[(1, 201578440), (2, 100789220), (4, 50394610), (5, 40315688), (7, 28796920), (8, 25197305), (10, 20157844), (14, 14398460), (20, 10078922), (23, 8764280), (28, 7199230), (35, 5759384), (40, 5039461), (46, 4382140), (56, 3599615), (70, 2879692), (92, 2191070), (113, 1783880), (115, 1752856), (140, 1439846), (161, 1252040), (184, 1095535), (226, 891940), (230, 876428), (277, 727720), (280, 719923), (322, 626020), (452, 445970), (460, 438214), (554, 363860), (565, 356776), (644, 313010), (791, 254840), (805, 250408), (904, 222985), (920, 219107), (1108, 181930), (1130, 178388), (1288, 156505), (1385, 145544), (1582, 127420), (1610, 125204), (1939, 103960), (2216, 90965), (2260, 89194), (2599, 77560), (2770, 72772), (3164, 63710), (3220, 62602), (3878, 51980), (3955, 50968), (4520, 44597), (5198, 38780), (5540, 36386), (6328, 31855), (6371, 31640), (6440, 31301), (7756, 25990), (7910, 25484), (9695, 20792), (10396, 19390), (11080, 18193), (12742, 15820), (12995, 15512)]