258960520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71143}}^1$

素因数の和:71174

約数の個数: 64

約数和(自身を含む): 717131520

約数和(自身を除く): 458171000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 71143, 142286, 284572, 355715, 498001, 569144, 711430, 924859, 996002, 1422860, 1849718, 1992004, 2490005, 2845720, 3699436, 3984008, 4624295, 4980010, 6474013, 7398872, 9248590, 9960020, 12948026, 18497180, 19920040, 25896052, 32370065, 36994360, 51792104, 64740130, 129480260, 258960520]

約数ペア:

[(1, 258960520), (2, 129480260), (4, 64740130), (5, 51792104), (7, 36994360), (8, 32370065), (10, 25896052), (13, 19920040), (14, 18497180), (20, 12948026), (26, 9960020), (28, 9248590), (35, 7398872), (40, 6474013), (52, 4980010), (56, 4624295), (65, 3984008), (70, 3699436), (91, 2845720), (104, 2490005), (130, 1992004), (140, 1849718), (182, 1422860), (260, 996002), (280, 924859), (364, 711430), (455, 569144), (520, 498001), (728, 355715), (910, 284572), (1820, 142286), (3640, 71143)]