300255280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{643}}^1$

素因数の和:1118

約数の個数: 80

約数和(自身を含む): 754639200

約数和(自身を除く): 454383920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 449, 520, 643, 898, 1040, 1286, 1796, 2245, 2572, 3215, 3592, 4490, 5144, 5837, 6430, 7184, 8359, 8980, 10288, 11674, 12860, 16718, 17960, 23348, 25720, 29185, 33436, 35920, 41795, 46696, 51440, 58370, 66872, 83590, 93392, 116740, 133744, 167180, 233480, 288707, 334360, 466960, 577414, 668720, 1154828, 1443535, 2309656, 2887070, 3753191, 4619312, 5774140, 7506382, 11548280, 15012764, 18765955, 23096560, 30025528, 37531910, 60051056, 75063820, 150127640, 300255280]

約数ペア:

[(1, 300255280), (2, 150127640), (4, 75063820), (5, 60051056), (8, 37531910), (10, 30025528), (13, 23096560), (16, 18765955), (20, 15012764), (26, 11548280), (40, 7506382), (52, 5774140), (65, 4619312), (80, 3753191), (104, 2887070), (130, 2309656), (208, 1443535), (260, 1154828), (449, 668720), (520, 577414), (643, 466960), (898, 334360), (1040, 288707), (1286, 233480), (1796, 167180), (2245, 133744), (2572, 116740), (3215, 93392), (3592, 83590), (4490, 66872), (5144, 58370), (5837, 51440), (6430, 46696), (7184, 41795), (8359, 35920), (8980, 33436), (10288, 29185), (11674, 25720), (12860, 23348), (16718, 17960)]