272500020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1153}}^1$

素因数の和:1282

約数の個数: 144

約数和(自身を含む): 899759952

約数和(自身を除く): 627259932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 101, 117, 130, 156, 180, 195, 202, 234, 260, 303, 390, 404, 468, 505, 585, 606, 780, 909, 1010, 1153, 1170, 1212, 1313, 1515, 1818, 2020, 2306, 2340, 2626, 3030, 3459, 3636, 3939, 4545, 4612, 5252, 5765, 6060, 6565, 6918, 7878, 9090, 10377, 11530, 11817, 13130, 13836, 14989, 15756, 17295, 18180, 19695, 20754, 23060, 23634, 26260, 29978, 34590, 39390, 41508, 44967, 47268, 51885, 59085, 59956, 69180, 74945, 78780, 89934, 103770, 116453, 118170, 134901, 149890, 179868, 207540, 224835, 232906, 236340, 269802, 299780, 349359, 449670, 465812, 539604, 582265, 674505, 698718, 899340, 1048077, 1164530, 1349010, 1397436, 1513889, 1746795, 2096154, 2329060, 2698020, 3027778, 3493590, 4192308, 4541667, 5240385, 6055556, 6987180, 7569445, 9083334, 10480770, 13625001, 15138890, 18166668, 20961540, 22708335, 27250002, 30277780, 45416670, 54500004, 68125005, 90833340, 136250010, 272500020]

約数ペア:

[(1, 272500020), (2, 136250010), (3, 90833340), (4, 68125005), (5, 54500004), (6, 45416670), (9, 30277780), (10, 27250002), (12, 22708335), (13, 20961540), (15, 18166668), (18, 15138890), (20, 13625001), (26, 10480770), (30, 9083334), (36, 7569445), (39, 6987180), (45, 6055556), (52, 5240385), (60, 4541667), (65, 4192308), (78, 3493590), (90, 3027778), (101, 2698020), (117, 2329060), (130, 2096154), (156, 1746795), (180, 1513889), (195, 1397436), (202, 1349010), (234, 1164530), (260, 1048077), (303, 899340), (390, 698718), (404, 674505), (468, 582265), (505, 539604), (585, 465812), (606, 449670), (780, 349359), (909, 299780), (1010, 269802), (1153, 236340), (1170, 232906), (1212, 224835), (1313, 207540), (1515, 179868), (1818, 149890), (2020, 134901), (2306, 118170), (2340, 116453), (2626, 103770), (3030, 89934), (3459, 78780), (3636, 74945), (3939, 69180), (4545, 59956), (4612, 59085), (5252, 51885), (5765, 47268), (6060, 44967), (6565, 41508), (6918, 39390), (7878, 34590), (9090, 29978), (10377, 26260), (11530, 23634), (11817, 23060), (13130, 20754), (13836, 19695), (14989, 18180), (15756, 17295)]