157781556

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{911}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 424255104

約数和(自身を除く): 266473548

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 283, 306, 566, 612, 849, 911, 1132, 1698, 1822, 2547, 2733, 3396, 3644, 4811, 5094, 5466, 8199, 9622, 10188, 10932, 14433, 15487, 16398, 19244, 28866, 30974, 32796, 43299, 46461, 57732, 61948, 86598, 92922, 139383, 173196, 185844, 257813, 278766, 515626, 557532, 773439, 1031252, 1546878, 2320317, 3093756, 4382821, 4640634, 8765642, 9281268, 13148463, 17531284, 26296926, 39445389, 52593852, 78890778, 157781556]

約数ペア:

[(1, 157781556), (2, 78890778), (3, 52593852), (4, 39445389), (6, 26296926), (9, 17531284), (12, 13148463), (17, 9281268), (18, 8765642), (34, 4640634), (36, 4382821), (51, 3093756), (68, 2320317), (102, 1546878), (153, 1031252), (204, 773439), (283, 557532), (306, 515626), (566, 278766), (612, 257813), (849, 185844), (911, 173196), (1132, 139383), (1698, 92922), (1822, 86598), (2547, 61948), (2733, 57732), (3396, 46461), (3644, 43299), (4811, 32796), (5094, 30974), (5466, 28866), (8199, 19244), (9622, 16398), (10188, 15487), (10932, 14433)]