1855171773320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1\times {\mathrm{787}}^1\times {\mathrm{1559}}^1$

素因数の和:2827

約数の個数: 128

約数和(自身を含む): 4234230374400

約数和(自身を除く): 2379058601080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 367, 412, 515, 734, 787, 824, 1030, 1468, 1559, 1574, 1835, 2060, 2936, 3118, 3148, 3670, 3935, 4120, 6236, 6296, 7340, 7795, 7870, 12472, 14680, 15590, 15740, 31180, 31480, 37801, 62360, 75602, 81061, 151204, 160577, 162122, 189005, 288829, 302408, 321154, 324244, 378010, 405305, 572153, 577658, 642308, 648488, 756020, 802885, 810610, 1144306, 1155316, 1226933, 1284616, 1444145, 1512040, 1605770, 1621220, 2288612, 2310632, 2453866, 2860765, 2888290, 3211540, 3242440, 4577224, 4907732, 5721530, 5776580, 6134665, 6423080, 9815464, 11443060, 11553160, 12269330, 22886120, 24538660, 29749387, 49077320, 58931759, 59498774, 117863518, 118997548, 126374099, 148746935, 235727036, 237995096, 252748198, 294658795, 297493870, 450284411, 471454072, 505496396, 589317590, 594987740, 631870495, 900568822, 1010992792, 1178635180, 1189975480, 1263740990, 1801137644, 2251422055, 2357270360, 2527481980, 3602275288, 4502844110, 5054963960, 9005688220, 18011376440, 46379294333, 92758588666, 185517177332, 231896471665, 371034354664, 463792943330, 927585886660, 1855171773320]

約数ペア:

[(1, 1855171773320), (2, 927585886660), (4, 463792943330), (5, 371034354664), (8, 231896471665), (10, 185517177332), (20, 92758588666), (40, 46379294333), (103, 18011376440), (206, 9005688220), (367, 5054963960), (412, 4502844110), (515, 3602275288), (734, 2527481980), (787, 2357270360), (824, 2251422055), (1030, 1801137644), (1468, 1263740990), (1559, 1189975480), (1574, 1178635180), (1835, 1010992792), (2060, 900568822), (2936, 631870495), (3118, 594987740), (3148, 589317590), (3670, 505496396), (3935, 471454072), (4120, 450284411), (6236, 297493870), (6296, 294658795), (7340, 252748198), (7795, 237995096), (7870, 235727036), (12472, 148746935), (14680, 126374099), (15590, 118997548), (15740, 117863518), (31180, 59498774), (31480, 58931759), (37801, 49077320), (62360, 29749387), (75602, 24538660), (81061, 22886120), (151204, 12269330), (160577, 11553160), (162122, 11443060), (189005, 9815464), (288829, 6423080), (302408, 6134665), (321154, 5776580), (324244, 5721530), (378010, 4907732), (405305, 4577224), (572153, 3242440), (577658, 3211540), (642308, 2888290), (648488, 2860765), (756020, 2453866), (802885, 2310632), (810610, 2288612), (1144306, 1621220), (1155316, 1605770), (1226933, 1512040), (1284616, 1444145)]