245330260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{4243}}^1$

素因数の和:4325

約数の個数: 72

約数和(自身を含む): 609608160

約数和(自身を除く): 364277900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1180, 1652, 2065, 2891, 4130, 4243, 5782, 8260, 8486, 11564, 14455, 16972, 21215, 28910, 29701, 42430, 57820, 59402, 84860, 118804, 148505, 207907, 250337, 297010, 415814, 500674, 594020, 831628, 1001348, 1039535, 1251685, 1752359, 2079070, 2503370, 3504718, 4158140, 5006740, 7009436, 8761795, 12266513, 17523590, 24533026, 35047180, 49066052, 61332565, 122665130, 245330260]

約数ペア:

[(1, 245330260), (2, 122665130), (4, 61332565), (5, 49066052), (7, 35047180), (10, 24533026), (14, 17523590), (20, 12266513), (28, 8761795), (35, 7009436), (49, 5006740), (59, 4158140), (70, 3504718), (98, 2503370), (118, 2079070), (140, 1752359), (196, 1251685), (236, 1039535), (245, 1001348), (295, 831628), (413, 594020), (490, 500674), (590, 415814), (826, 297010), (980, 250337), (1180, 207907), (1652, 148505), (2065, 118804), (2891, 84860), (4130, 59402), (4243, 57820), (5782, 42430), (8260, 29701), (8486, 28910), (11564, 21215), (14455, 16972)]