29661720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1025

約数の個数: 128

約数和(自身を含む): 101399040

約数和(自身を除く): 71737320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 977, 1012, 1265, 1320, 1380, 1518, 1954, 2024, 2530, 2760, 2931, 3036, 3795, 3908, 4885, 5060, 5862, 6072, 7590, 7816, 9770, 10120, 10747, 11724, 14655, 15180, 19540, 21494, 22471, 23448, 29310, 30360, 32241, 39080, 42988, 44942, 53735, 58620, 64482, 67413, 85976, 89884, 107470, 112355, 117240, 128964, 134826, 161205, 179768, 214940, 224710, 247181, 257928, 269652, 322410, 337065, 429880, 449420, 494362, 539304, 644820, 674130, 741543, 898840, 988724, 1235905, 1289640, 1348260, 1483086, 1977448, 2471810, 2696520, 2966172, 3707715, 4943620, 5932344, 7415430, 9887240, 14830860, 29661720]

約数ペア:

[(1, 29661720), (2, 14830860), (3, 9887240), (4, 7415430), (5, 5932344), (6, 4943620), (8, 3707715), (10, 2966172), (11, 2696520), (12, 2471810), (15, 1977448), (20, 1483086), (22, 1348260), (23, 1289640), (24, 1235905), (30, 988724), (33, 898840), (40, 741543), (44, 674130), (46, 644820), (55, 539304), (60, 494362), (66, 449420), (69, 429880), (88, 337065), (92, 322410), (110, 269652), (115, 257928), (120, 247181), (132, 224710), (138, 214940), (165, 179768), (184, 161205), (220, 134826), (230, 128964), (253, 117240), (264, 112355), (276, 107470), (330, 89884), (345, 85976), (440, 67413), (460, 64482), (506, 58620), (552, 53735), (660, 44942), (690, 42988), (759, 39080), (920, 32241), (977, 30360), (1012, 29310), (1265, 23448), (1320, 22471), (1380, 21494), (1518, 19540), (1954, 15180), (2024, 14655), (2530, 11724), (2760, 10747), (2931, 10120), (3036, 9770), (3795, 7816), (3908, 7590), (4885, 6072), (5060, 5862)]