51233880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1033

約数の個数: 128

約数和(自身を含む): 168998400

約数和(自身を除く): 117764520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 38, 40, 46, 57, 60, 69, 76, 92, 95, 114, 115, 120, 138, 152, 184, 190, 228, 230, 276, 285, 345, 380, 437, 456, 460, 552, 570, 690, 760, 874, 920, 977, 1140, 1311, 1380, 1748, 1954, 2185, 2280, 2622, 2760, 2931, 3496, 3908, 4370, 4885, 5244, 5862, 6555, 7816, 8740, 9770, 10488, 11724, 13110, 14655, 17480, 18563, 19540, 22471, 23448, 26220, 29310, 37126, 39080, 44942, 52440, 55689, 58620, 67413, 74252, 89884, 92815, 111378, 112355, 117240, 134826, 148504, 179768, 185630, 222756, 224710, 269652, 278445, 337065, 371260, 426949, 445512, 449420, 539304, 556890, 674130, 742520, 853898, 898840, 1113780, 1280847, 1348260, 1707796, 2134745, 2227560, 2561694, 2696520, 3415592, 4269490, 5123388, 6404235, 8538980, 10246776, 12808470, 17077960, 25616940, 51233880]

約数ペア:

[(1, 51233880), (2, 25616940), (3, 17077960), (4, 12808470), (5, 10246776), (6, 8538980), (8, 6404235), (10, 5123388), (12, 4269490), (15, 3415592), (19, 2696520), (20, 2561694), (23, 2227560), (24, 2134745), (30, 1707796), (38, 1348260), (40, 1280847), (46, 1113780), (57, 898840), (60, 853898), (69, 742520), (76, 674130), (92, 556890), (95, 539304), (114, 449420), (115, 445512), (120, 426949), (138, 371260), (152, 337065), (184, 278445), (190, 269652), (228, 224710), (230, 222756), (276, 185630), (285, 179768), (345, 148504), (380, 134826), (437, 117240), (456, 112355), (460, 111378), (552, 92815), (570, 89884), (690, 74252), (760, 67413), (874, 58620), (920, 55689), (977, 52440), (1140, 44942), (1311, 39080), (1380, 37126), (1748, 29310), (1954, 26220), (2185, 23448), (2280, 22471), (2622, 19540), (2760, 18563), (2931, 17480), (3496, 14655), (3908, 13110), (4370, 11724), (4885, 10488), (5244, 9770), (5862, 8740), (6555, 7816)]