74878965

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 165888000

約数和(自身を除く): 91009035

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 59, 63, 79, 85, 105, 119, 135, 153, 177, 189, 237, 255, 295, 315, 357, 395, 413, 459, 531, 553, 595, 711, 765, 885, 945, 1003, 1071, 1185, 1239, 1343, 1593, 1659, 1785, 2065, 2133, 2295, 2655, 2765, 3009, 3213, 3555, 3717, 4029, 4661, 4977, 5015, 5355, 6195, 6715, 7021, 7965, 8295, 9027, 9401, 10665, 11151, 12087, 13983, 14931, 15045, 16065, 18585, 20145, 21063, 23305, 24885, 27081, 28203, 32627, 35105, 36261, 41949, 45135, 47005, 55755, 60435, 63189, 69915, 74655, 79237, 84609, 97881, 105315, 125847, 135405, 141015, 163135, 181305, 189567, 209745, 237711, 253827, 293643, 315945, 396185, 423045, 489405, 554659, 629235, 713133, 880929, 947835, 1188555, 1269135, 1468215, 1663977, 2139399, 2773295, 3565665, 4404645, 4991931, 8319885, 10696995, 14975793, 24959655, 74878965]

約数ペア:

[(1, 74878965), (3, 24959655), (5, 14975793), (7, 10696995), (9, 8319885), (15, 4991931), (17, 4404645), (21, 3565665), (27, 2773295), (35, 2139399), (45, 1663977), (51, 1468215), (59, 1269135), (63, 1188555), (79, 947835), (85, 880929), (105, 713133), (119, 629235), (135, 554659), (153, 489405), (177, 423045), (189, 396185), (237, 315945), (255, 293643), (295, 253827), (315, 237711), (357, 209745), (395, 189567), (413, 181305), (459, 163135), (531, 141015), (553, 135405), (595, 125847), (711, 105315), (765, 97881), (885, 84609), (945, 79237), (1003, 74655), (1071, 69915), (1185, 63189), (1239, 60435), (1343, 55755), (1593, 47005), (1659, 45135), (1785, 41949), (2065, 36261), (2133, 35105), (2295, 32627), (2655, 28203), (2765, 27081), (3009, 24885), (3213, 23305), (3555, 21063), (3717, 20145), (4029, 18585), (4661, 16065), (4977, 15045), (5015, 14931), (5355, 13983), (6195, 12087), (6715, 11151), (7021, 10665), (7965, 9401), (8295, 9027)]