249589308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:763

約数の個数: 96

約数和(自身を含む): 647958528

約数和(自身を除く): 398369220

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 61, 62, 68, 93, 102, 122, 124, 183, 186, 204, 244, 366, 372, 527, 647, 732, 1037, 1054, 1294, 1581, 1891, 1941, 2074, 2108, 2588, 3111, 3162, 3782, 3882, 4148, 5673, 6222, 6324, 7564, 7764, 10999, 11346, 12444, 20057, 21998, 22692, 32147, 32997, 39467, 40114, 43996, 60171, 64294, 65994, 78934, 80228, 96441, 118401, 120342, 128588, 131988, 157868, 192882, 236802, 240684, 340969, 385764, 473604, 670939, 681938, 1022907, 1223477, 1341878, 1363876, 2012817, 2045814, 2446954, 2683756, 3670431, 4025634, 4091628, 4893908, 7340862, 8051268, 14681724, 20799109, 41598218, 62397327, 83196436, 124794654, 249589308]

約数ペア:

[(1, 249589308), (2, 124794654), (3, 83196436), (4, 62397327), (6, 41598218), (12, 20799109), (17, 14681724), (31, 8051268), (34, 7340862), (51, 4893908), (61, 4091628), (62, 4025634), (68, 3670431), (93, 2683756), (102, 2446954), (122, 2045814), (124, 2012817), (183, 1363876), (186, 1341878), (204, 1223477), (244, 1022907), (366, 681938), (372, 670939), (527, 473604), (647, 385764), (732, 340969), (1037, 240684), (1054, 236802), (1294, 192882), (1581, 157868), (1891, 131988), (1941, 128588), (2074, 120342), (2108, 118401), (2588, 96441), (3111, 80228), (3162, 78934), (3782, 65994), (3882, 64294), (4148, 60171), (5673, 43996), (6222, 40114), (6324, 39467), (7564, 32997), (7764, 32147), (10999, 22692), (11346, 21998), (12444, 20057)]