289198320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{52391}}^1$

素因数の和:52430

約数の個数: 80

約数和(自身を含む): 935511552

約数和(自身を除く): 646313232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 52391, 104782, 157173, 209564, 261955, 314346, 419128, 523910, 628692, 785865, 838256, 1047820, 1204993, 1257384, 1571730, 2095640, 2409986, 2514768, 3143460, 3614979, 4191280, 4819972, 6024965, 6286920, 7229958, 9639944, 12049930, 12573840, 14459916, 18074895, 19279888, 24099860, 28919832, 36149790, 48199720, 57839664, 72299580, 96399440, 144599160, 289198320]

約数ペア:

[(1, 289198320), (2, 144599160), (3, 96399440), (4, 72299580), (5, 57839664), (6, 48199720), (8, 36149790), (10, 28919832), (12, 24099860), (15, 19279888), (16, 18074895), (20, 14459916), (23, 12573840), (24, 12049930), (30, 9639944), (40, 7229958), (46, 6286920), (48, 6024965), (60, 4819972), (69, 4191280), (80, 3614979), (92, 3143460), (115, 2514768), (120, 2409986), (138, 2095640), (184, 1571730), (230, 1257384), (240, 1204993), (276, 1047820), (345, 838256), (368, 785865), (460, 628692), (552, 523910), (690, 419128), (920, 314346), (1104, 261955), (1380, 209564), (1840, 157173), (2760, 104782), (5520, 52391)]