255857700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1669}}^1$

素因数の和:1766

約数の個数: 144

約数和(自身を含む): 858139520

約数和(自身を除く): 602281820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 73, 75, 84, 100, 105, 140, 146, 150, 175, 210, 219, 292, 300, 350, 365, 420, 438, 511, 525, 700, 730, 876, 1022, 1050, 1095, 1460, 1533, 1669, 1825, 2044, 2100, 2190, 2555, 3066, 3338, 3650, 4380, 5007, 5110, 5475, 6132, 6676, 7300, 7665, 8345, 10014, 10220, 10950, 11683, 12775, 15330, 16690, 20028, 21900, 23366, 25035, 25550, 30660, 33380, 35049, 38325, 41725, 46732, 50070, 51100, 58415, 70098, 76650, 83450, 100140, 116830, 121837, 125175, 140196, 153300, 166900, 175245, 233660, 243674, 250350, 292075, 350490, 365511, 487348, 500700, 584150, 609185, 700980, 731022, 852859, 876225, 1168300, 1218370, 1462044, 1705718, 1752450, 1827555, 2436740, 2558577, 3045925, 3411436, 3504900, 3655110, 4264295, 5117154, 6091850, 7310220, 8528590, 9137775, 10234308, 12183700, 12792885, 17057180, 18275550, 21321475, 25585770, 36551100, 42642950, 51171540, 63964425, 85285900, 127928850, 255857700]

約数ペア:

[(1, 255857700), (2, 127928850), (3, 85285900), (4, 63964425), (5, 51171540), (6, 42642950), (7, 36551100), (10, 25585770), (12, 21321475), (14, 18275550), (15, 17057180), (20, 12792885), (21, 12183700), (25, 10234308), (28, 9137775), (30, 8528590), (35, 7310220), (42, 6091850), (50, 5117154), (60, 4264295), (70, 3655110), (73, 3504900), (75, 3411436), (84, 3045925), (100, 2558577), (105, 2436740), (140, 1827555), (146, 1752450), (150, 1705718), (175, 1462044), (210, 1218370), (219, 1168300), (292, 876225), (300, 852859), (350, 731022), (365, 700980), (420, 609185), (438, 584150), (511, 500700), (525, 487348), (700, 365511), (730, 350490), (876, 292075), (1022, 250350), (1050, 243674), (1095, 233660), (1460, 175245), (1533, 166900), (1669, 153300), (1825, 140196), (2044, 125175), (2100, 121837), (2190, 116830), (2555, 100140), (3066, 83450), (3338, 76650), (3650, 70098), (4380, 58415), (5007, 51100), (5110, 50070), (5475, 46732), (6132, 41725), (6676, 38325), (7300, 35049), (7665, 33380), (8345, 30660), (10014, 25550), (10220, 25035), (10950, 23366), (11683, 21900), (12775, 20028), (15330, 16690)]