205915710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6857}}^1$

素因数の和:6898

約数の個数: 128

約数和(自身を含む): 663634944

約数和(自身を除く): 457719234

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 55, 65, 66, 70, 77, 78, 91, 105, 110, 130, 143, 154, 165, 182, 195, 210, 231, 273, 286, 330, 385, 390, 429, 455, 462, 546, 715, 770, 858, 910, 1001, 1155, 1365, 1430, 2002, 2145, 2310, 2730, 3003, 4290, 5005, 6006, 6857, 10010, 13714, 15015, 20571, 30030, 34285, 41142, 47999, 68570, 75427, 89141, 95998, 102855, 143997, 150854, 178282, 205710, 226281, 239995, 267423, 287994, 377135, 445705, 452562, 479990, 527989, 534846, 623987, 719985, 754270, 891410, 980551, 1055978, 1131405, 1247974, 1337115, 1439970, 1583967, 1871961, 1961102, 2262810, 2639945, 2674230, 2941653, 3119935, 3167934, 3743922, 4902755, 5279890, 5883306, 6239870, 6863857, 7919835, 9359805, 9805510, 13727714, 14708265, 15839670, 18719610, 20591571, 29416530, 34319285, 41183142, 68638570, 102957855, 205915710]

約数ペア:

[(1, 205915710), (2, 102957855), (3, 68638570), (5, 41183142), (6, 34319285), (7, 29416530), (10, 20591571), (11, 18719610), (13, 15839670), (14, 14708265), (15, 13727714), (21, 9805510), (22, 9359805), (26, 7919835), (30, 6863857), (33, 6239870), (35, 5883306), (39, 5279890), (42, 4902755), (55, 3743922), (65, 3167934), (66, 3119935), (70, 2941653), (77, 2674230), (78, 2639945), (91, 2262810), (105, 1961102), (110, 1871961), (130, 1583967), (143, 1439970), (154, 1337115), (165, 1247974), (182, 1131405), (195, 1055978), (210, 980551), (231, 891410), (273, 754270), (286, 719985), (330, 623987), (385, 534846), (390, 527989), (429, 479990), (455, 452562), (462, 445705), (546, 377135), (715, 287994), (770, 267423), (858, 239995), (910, 226281), (1001, 205710), (1155, 178282), (1365, 150854), (1430, 143997), (2002, 102855), (2145, 95998), (2310, 89141), (2730, 75427), (3003, 68570), (4290, 47999), (5005, 41142), (6006, 34285), (6857, 30030), (10010, 20571), (13714, 15015)]