71947876

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 183399552

約数和(自身を除く): 111451676

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 49, 52, 68, 77, 91, 98, 119, 143, 151, 154, 182, 187, 196, 221, 238, 286, 302, 308, 364, 374, 442, 476, 539, 572, 604, 637, 748, 833, 884, 1001, 1057, 1078, 1274, 1309, 1547, 1661, 1666, 1963, 2002, 2114, 2156, 2431, 2548, 2567, 2618, 3094, 3322, 3332, 3926, 4004, 4228, 4862, 5134, 5236, 6188, 6644, 7007, 7399, 7852, 9163, 9724, 10268, 10829, 11627, 13741, 14014, 14798, 17017, 17969, 18326, 21593, 21658, 23254, 27482, 28028, 28237, 29596, 33371, 34034, 35938, 36652, 43186, 43316, 46508, 54964, 56474, 66742, 68068, 71876, 81389, 86372, 96187, 112948, 119119, 125783, 133484, 151151, 162778, 192374, 197659, 233597, 238238, 251566, 302302, 325556, 367081, 384748, 395318, 467194, 476476, 503132, 604604, 734162, 790636, 934388, 1058057, 1383613, 1468324, 1635179, 2116114, 2569567, 2767226, 3270358, 4232228, 5139134, 5534452, 6540716, 10278268, 17986969, 35973938, 71947876]

約数ペア:

[(1, 71947876), (2, 35973938), (4, 17986969), (7, 10278268), (11, 6540716), (13, 5534452), (14, 5139134), (17, 4232228), (22, 3270358), (26, 2767226), (28, 2569567), (34, 2116114), (44, 1635179), (49, 1468324), (52, 1383613), (68, 1058057), (77, 934388), (91, 790636), (98, 734162), (119, 604604), (143, 503132), (151, 476476), (154, 467194), (182, 395318), (187, 384748), (196, 367081), (221, 325556), (238, 302302), (286, 251566), (302, 238238), (308, 233597), (364, 197659), (374, 192374), (442, 162778), (476, 151151), (539, 133484), (572, 125783), (604, 119119), (637, 112948), (748, 96187), (833, 86372), (884, 81389), (1001, 71876), (1057, 68068), (1078, 66742), (1274, 56474), (1309, 54964), (1547, 46508), (1661, 43316), (1666, 43186), (1963, 36652), (2002, 35938), (2114, 34034), (2156, 33371), (2431, 29596), (2548, 28237), (2567, 28028), (2618, 27482), (3094, 23254), (3322, 21658), (3332, 21593), (3926, 18326), (4004, 17969), (4228, 17017), (4862, 14798), (5134, 14014), (5236, 13741), (6188, 11627), (6644, 10829), (7007, 10268), (7399, 9724), (7852, 9163)]