1998081432

素因数分解:

$2^3\times 3^4\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:543

約数の個数: 160

約数和(自身を含む): 5734761120

約数和(自身を除く): 3736679688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 137, 142, 162, 213, 216, 274, 284, 317, 324, 411, 426, 548, 568, 634, 639, 648, 822, 852, 951, 1096, 1233, 1268, 1278, 1644, 1704, 1902, 1917, 2466, 2536, 2556, 2853, 3288, 3699, 3804, 3834, 4932, 5112, 5706, 5751, 7398, 7608, 7668, 8559, 9727, 9864, 11097, 11412, 11502, 14796, 15336, 17118, 19454, 22194, 22507, 22824, 23004, 25677, 29181, 29592, 34236, 38908, 43429, 44388, 45014, 46008, 51354, 58362, 67521, 68472, 77816, 86858, 87543, 88776, 90028, 102708, 116724, 130287, 135042, 173716, 175086, 180056, 202563, 205416, 233448, 260574, 262629, 270084, 347432, 350172, 390861, 405126, 521148, 525258, 540168, 607689, 700344, 781722, 787887, 810252, 1042296, 1050516, 1172583, 1215378, 1563444, 1575774, 1620504, 1823067, 2101032, 2345166, 2430756, 3083459, 3126888, 3151548, 3517749, 3646134, 4690332, 4861512, 6166918, 6303096, 7035498, 7292268, 9250377, 9380664, 12333836, 14070996, 14584536, 18500754, 24667672, 27751131, 28141992, 37001508, 55502262, 74003016, 83253393, 111004524, 166506786, 222009048, 249760179, 333013572, 499520358, 666027144, 999040716, 1998081432]

約数ペア:

[(1, 1998081432), (2, 999040716), (3, 666027144), (4, 499520358), (6, 333013572), (8, 249760179), (9, 222009048), (12, 166506786), (18, 111004524), (24, 83253393), (27, 74003016), (36, 55502262), (54, 37001508), (71, 28141992), (72, 27751131), (81, 24667672), (108, 18500754), (137, 14584536), (142, 14070996), (162, 12333836), (213, 9380664), (216, 9250377), (274, 7292268), (284, 7035498), (317, 6303096), (324, 6166918), (411, 4861512), (426, 4690332), (548, 3646134), (568, 3517749), (634, 3151548), (639, 3126888), (648, 3083459), (822, 2430756), (852, 2345166), (951, 2101032), (1096, 1823067), (1233, 1620504), (1268, 1575774), (1278, 1563444), (1644, 1215378), (1704, 1172583), (1902, 1050516), (1917, 1042296), (2466, 810252), (2536, 787887), (2556, 781722), (2853, 700344), (3288, 607689), (3699, 540168), (3804, 525258), (3834, 521148), (4932, 405126), (5112, 390861), (5706, 350172), (5751, 347432), (7398, 270084), (7608, 262629), (7668, 260574), (8559, 233448), (9727, 205416), (9864, 202563), (11097, 180056), (11412, 175086), (11502, 173716), (14796, 135042), (15336, 130287), (17118, 116724), (19454, 102708), (22194, 90028), (22507, 88776), (22824, 87543), (23004, 86858), (25677, 77816), (29181, 68472), (29592, 67521), (34236, 58362), (38908, 51354), (43429, 46008), (44388, 45014)]