757383320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 1994738400

約数和(自身を除く): 1237355080

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 61, 62, 68, 76, 85, 95, 122, 124, 136, 152, 155, 170, 190, 244, 248, 305, 310, 323, 340, 380, 488, 527, 589, 610, 620, 646, 680, 760, 961, 1037, 1054, 1159, 1178, 1220, 1240, 1292, 1615, 1891, 1922, 2074, 2108, 2318, 2356, 2440, 2584, 2635, 2945, 3230, 3782, 3844, 4148, 4216, 4636, 4712, 4805, 5185, 5270, 5795, 5890, 6460, 7564, 7688, 8296, 9272, 9455, 9610, 10013, 10370, 10540, 11590, 11780, 12920, 15128, 16337, 18259, 18910, 19220, 19703, 20026, 20740, 21080, 23180, 23560, 32147, 32674, 35929, 36518, 37820, 38440, 39406, 40052, 41480, 46360, 50065, 58621, 64294, 65348, 71858, 73036, 75640, 78812, 80104, 81685, 91295, 98515, 100130, 117242, 128588, 130696, 143716, 146072, 157624, 160735, 163370, 179645, 182590, 197030, 200260, 234484, 257176, 287432, 293105, 310403, 321470, 326740, 359290, 365180, 394060, 400520, 468968, 586210, 610793, 620806, 642940, 653480, 718580, 730360, 788120, 996557, 1113799, 1172420, 1221586, 1241612, 1285880, 1437160, 1552015, 1993114, 2227598, 2344840, 2443172, 2483224, 3053965, 3104030, 3986228, 4455196, 4886344, 4982785, 5568995, 6107930, 6208060, 7972456, 8910392, 9965570, 11137990, 12215860, 12416120, 18934583, 19931140, 22275980, 24431720, 37869166, 39862280, 44551960, 75738332, 94672915, 151476664, 189345830, 378691660, 757383320]

約数ペア:

[(1, 757383320), (2, 378691660), (4, 189345830), (5, 151476664), (8, 94672915), (10, 75738332), (17, 44551960), (19, 39862280), (20, 37869166), (31, 24431720), (34, 22275980), (38, 19931140), (40, 18934583), (61, 12416120), (62, 12215860), (68, 11137990), (76, 9965570), (85, 8910392), (95, 7972456), (122, 6208060), (124, 6107930), (136, 5568995), (152, 4982785), (155, 4886344), (170, 4455196), (190, 3986228), (244, 3104030), (248, 3053965), (305, 2483224), (310, 2443172), (323, 2344840), (340, 2227598), (380, 1993114), (488, 1552015), (527, 1437160), (589, 1285880), (610, 1241612), (620, 1221586), (646, 1172420), (680, 1113799), (760, 996557), (961, 788120), (1037, 730360), (1054, 718580), (1159, 653480), (1178, 642940), (1220, 620806), (1240, 610793), (1292, 586210), (1615, 468968), (1891, 400520), (1922, 394060), (2074, 365180), (2108, 359290), (2318, 326740), (2356, 321470), (2440, 310403), (2584, 293105), (2635, 287432), (2945, 257176), (3230, 234484), (3782, 200260), (3844, 197030), (4148, 182590), (4216, 179645), (4636, 163370), (4712, 160735), (4805, 157624), (5185, 146072), (5270, 143716), (5795, 130696), (5890, 128588), (6460, 117242), (7564, 100130), (7688, 98515), (8296, 91295), (9272, 81685), (9455, 80104), (9610, 78812), (10013, 75640), (10370, 73036), (10540, 71858), (11590, 65348), (11780, 64294), (12920, 58621), (15128, 50065), (16337, 46360), (18259, 41480), (18910, 40052), (19220, 39406), (19703, 38440), (20026, 37820), (20740, 36518), (21080, 35929), (23180, 32674), (23560, 32147)]