140716888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 326592000

約数和(自身を除く): 185875112

約数列:

[1, 2, 4, 8, 13, 17, 19, 26, 34, 38, 52, 59, 68, 71, 76, 104, 118, 136, 142, 152, 221, 236, 247, 284, 323, 442, 472, 494, 568, 646, 767, 884, 923, 988, 1003, 1121, 1207, 1292, 1349, 1534, 1768, 1846, 1976, 2006, 2242, 2414, 2584, 2698, 3068, 3692, 4012, 4189, 4199, 4484, 4828, 5396, 6136, 7384, 8024, 8378, 8398, 8968, 9656, 10792, 13039, 14573, 15691, 16756, 16796, 17537, 19057, 22933, 26078, 29146, 31382, 33512, 33592, 35074, 38114, 45866, 52156, 54457, 58292, 62764, 70148, 71213, 76228, 79591, 91732, 104312, 108914, 116584, 125528, 140296, 142426, 152456, 159182, 183464, 217828, 247741, 284852, 298129, 318364, 435656, 495482, 569704, 596258, 636728, 925769, 990964, 1034683, 1192516, 1353047, 1851538, 1981928, 2069366, 2385032, 2706094, 3703076, 4138732, 5412188, 7406152, 8277464, 10824376, 17589611, 35179222, 70358444, 140716888]

約数ペア:

[(1, 140716888), (2, 70358444), (4, 35179222), (8, 17589611), (13, 10824376), (17, 8277464), (19, 7406152), (26, 5412188), (34, 4138732), (38, 3703076), (52, 2706094), (59, 2385032), (68, 2069366), (71, 1981928), (76, 1851538), (104, 1353047), (118, 1192516), (136, 1034683), (142, 990964), (152, 925769), (221, 636728), (236, 596258), (247, 569704), (284, 495482), (323, 435656), (442, 318364), (472, 298129), (494, 284852), (568, 247741), (646, 217828), (767, 183464), (884, 159182), (923, 152456), (988, 142426), (1003, 140296), (1121, 125528), (1207, 116584), (1292, 108914), (1349, 104312), (1534, 91732), (1768, 79591), (1846, 76228), (1976, 71213), (2006, 70148), (2242, 62764), (2414, 58292), (2584, 54457), (2698, 52156), (3068, 45866), (3692, 38114), (4012, 35074), (4189, 33592), (4199, 33512), (4484, 31382), (4828, 29146), (5396, 26078), (6136, 22933), (7384, 19057), (8024, 17537), (8378, 16796), (8398, 16756), (8968, 15691), (9656, 14573), (10792, 13039)]