74793880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:881

約数の個数: 128

約数和(自身を含む): 214617600

約数和(自身を除く): 139823720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 238, 266, 280, 323, 340, 380, 476, 532, 595, 646, 665, 680, 760, 827, 952, 1064, 1190, 1292, 1330, 1615, 1654, 2261, 2380, 2584, 2660, 3230, 3308, 4135, 4522, 4760, 5320, 5789, 6460, 6616, 8270, 9044, 11305, 11578, 12920, 14059, 15713, 16540, 18088, 22610, 23156, 28118, 28945, 31426, 33080, 45220, 46312, 56236, 57890, 62852, 70295, 78565, 90440, 98413, 109991, 112472, 115780, 125704, 140590, 157130, 196826, 219982, 231560, 267121, 281180, 314260, 393652, 439964, 492065, 534242, 549955, 562360, 628520, 787304, 879928, 984130, 1068484, 1099910, 1335605, 1869847, 1968260, 2136968, 2199820, 2671210, 3739694, 3936520, 4399640, 5342420, 7479388, 9349235, 10684840, 14958776, 18698470, 37396940, 74793880]

約数ペア:

[(1, 74793880), (2, 37396940), (4, 18698470), (5, 14958776), (7, 10684840), (8, 9349235), (10, 7479388), (14, 5342420), (17, 4399640), (19, 3936520), (20, 3739694), (28, 2671210), (34, 2199820), (35, 2136968), (38, 1968260), (40, 1869847), (56, 1335605), (68, 1099910), (70, 1068484), (76, 984130), (85, 879928), (95, 787304), (119, 628520), (133, 562360), (136, 549955), (140, 534242), (152, 492065), (170, 439964), (190, 393652), (238, 314260), (266, 281180), (280, 267121), (323, 231560), (340, 219982), (380, 196826), (476, 157130), (532, 140590), (595, 125704), (646, 115780), (665, 112472), (680, 109991), (760, 98413), (827, 90440), (952, 78565), (1064, 70295), (1190, 62852), (1292, 57890), (1330, 56236), (1615, 46312), (1654, 45220), (2261, 33080), (2380, 31426), (2584, 28945), (2660, 28118), (3230, 23156), (3308, 22610), (4135, 18088), (4522, 16540), (4760, 15713), (5320, 14059), (5789, 12920), (6460, 11578), (6616, 11305), (8270, 9044)]