212786910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 661564800

約数和(自身を除く): 448777890

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 61, 63, 70, 90, 98, 105, 113, 122, 126, 147, 183, 210, 226, 245, 294, 305, 315, 339, 343, 366, 427, 441, 490, 549, 565, 610, 630, 678, 686, 735, 791, 854, 882, 915, 1017, 1029, 1098, 1130, 1281, 1470, 1582, 1695, 1715, 1830, 2034, 2058, 2135, 2205, 2373, 2562, 2745, 2989, 3087, 3390, 3430, 3843, 3955, 4270, 4410, 4746, 5085, 5145, 5490, 5537, 5978, 6174, 6405, 6893, 7119, 7686, 7910, 8967, 10170, 10290, 11074, 11865, 12810, 13786, 14238, 14945, 15435, 16611, 17934, 19215, 20679, 20923, 23730, 26901, 27685, 29890, 30870, 33222, 34465, 35595, 38430, 38759, 41358, 41846, 44835, 48251, 49833, 53802, 55370, 62037, 62769, 68930, 71190, 77518, 83055, 89670, 96502, 99666, 103395, 104615, 116277, 124074, 125538, 134505, 144753, 166110, 188307, 193795, 206790, 209230, 232554, 241255, 249165, 269010, 289506, 310185, 313845, 337757, 348831, 376614, 387590, 434259, 482510, 498330, 581385, 620370, 627690, 675514, 697662, 723765, 868518, 941535, 1013271, 1162770, 1447530, 1688785, 1744155, 1883070, 2026542, 2171295, 2364299, 3039813, 3377570, 3488310, 4342590, 4728598, 5066355, 6079626, 7092897, 10132710, 11821495, 14185794, 15199065, 21278691, 23642990, 30398130, 35464485, 42557382, 70928970, 106393455, 212786910]

約数ペア:

[(1, 212786910), (2, 106393455), (3, 70928970), (5, 42557382), (6, 35464485), (7, 30398130), (9, 23642990), (10, 21278691), (14, 15199065), (15, 14185794), (18, 11821495), (21, 10132710), (30, 7092897), (35, 6079626), (42, 5066355), (45, 4728598), (49, 4342590), (61, 3488310), (63, 3377570), (70, 3039813), (90, 2364299), (98, 2171295), (105, 2026542), (113, 1883070), (122, 1744155), (126, 1688785), (147, 1447530), (183, 1162770), (210, 1013271), (226, 941535), (245, 868518), (294, 723765), (305, 697662), (315, 675514), (339, 627690), (343, 620370), (366, 581385), (427, 498330), (441, 482510), (490, 434259), (549, 387590), (565, 376614), (610, 348831), (630, 337757), (678, 313845), (686, 310185), (735, 289506), (791, 269010), (854, 249165), (882, 241255), (915, 232554), (1017, 209230), (1029, 206790), (1098, 193795), (1130, 188307), (1281, 166110), (1470, 144753), (1582, 134505), (1695, 125538), (1715, 124074), (1830, 116277), (2034, 104615), (2058, 103395), (2135, 99666), (2205, 96502), (2373, 89670), (2562, 83055), (2745, 77518), (2989, 71190), (3087, 68930), (3390, 62769), (3430, 62037), (3843, 55370), (3955, 53802), (4270, 49833), (4410, 48251), (4746, 44835), (5085, 41846), (5145, 41358), (5490, 38759), (5537, 38430), (5978, 35595), (6174, 34465), (6405, 33222), (6893, 30870), (7119, 29890), (7686, 27685), (7910, 26901), (8967, 23730), (10170, 20923), (10290, 20679), (11074, 19215), (11865, 17934), (12810, 16611), (13786, 15435), (14238, 14945)]