198606840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:581

約数の個数: 128

約数和(自身を含む): 626434560

約数和(自身を除く): 427827720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 227, 230, 276, 317, 345, 454, 460, 552, 634, 681, 690, 908, 920, 951, 1135, 1268, 1362, 1380, 1585, 1816, 1902, 2270, 2536, 2724, 2760, 3170, 3405, 3804, 4540, 4755, 5221, 5448, 6340, 6810, 7291, 7608, 9080, 9510, 10442, 12680, 13620, 14582, 15663, 19020, 20884, 21873, 26105, 27240, 29164, 31326, 36455, 38040, 41768, 43746, 52210, 58328, 62652, 71959, 72910, 78315, 87492, 104420, 109365, 125304, 143918, 145820, 156630, 174984, 208840, 215877, 218730, 287836, 291640, 313260, 359795, 431754, 437460, 575672, 626520, 719590, 863508, 874920, 1079385, 1439180, 1655057, 1727016, 2158770, 2878360, 3310114, 4317540, 4965171, 6620228, 8275285, 8635080, 9930342, 13240456, 16550570, 19860684, 24825855, 33101140, 39721368, 49651710, 66202280, 99303420, 198606840]

約数ペア:

[(1, 198606840), (2, 99303420), (3, 66202280), (4, 49651710), (5, 39721368), (6, 33101140), (8, 24825855), (10, 19860684), (12, 16550570), (15, 13240456), (20, 9930342), (23, 8635080), (24, 8275285), (30, 6620228), (40, 4965171), (46, 4317540), (60, 3310114), (69, 2878360), (92, 2158770), (115, 1727016), (120, 1655057), (138, 1439180), (184, 1079385), (227, 874920), (230, 863508), (276, 719590), (317, 626520), (345, 575672), (454, 437460), (460, 431754), (552, 359795), (634, 313260), (681, 291640), (690, 287836), (908, 218730), (920, 215877), (951, 208840), (1135, 174984), (1268, 156630), (1362, 145820), (1380, 143918), (1585, 125304), (1816, 109365), (1902, 104420), (2270, 87492), (2536, 78315), (2724, 72910), (2760, 71959), (3170, 62652), (3405, 58328), (3804, 52210), (4540, 43746), (4755, 41768), (5221, 38040), (5448, 36455), (6340, 31326), (6810, 29164), (7291, 27240), (7608, 26105), (9080, 21873), (9510, 20884), (10442, 19020), (12680, 15663), (13620, 14582)]