86978124

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 120

約数和(自身を含む): 243936000

約数和(自身を除く): 156957876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 71, 76, 81, 108, 114, 142, 162, 171, 199, 213, 228, 284, 324, 342, 398, 426, 513, 597, 639, 684, 796, 852, 1026, 1194, 1278, 1349, 1539, 1791, 1917, 2052, 2388, 2556, 2698, 3078, 3582, 3781, 3834, 4047, 5373, 5396, 5751, 6156, 7164, 7562, 7668, 8094, 10746, 11343, 11502, 12141, 14129, 15124, 16119, 16188, 21492, 22686, 23004, 24282, 28258, 32238, 34029, 36423, 42387, 45372, 48564, 56516, 64476, 68058, 72846, 84774, 102087, 109269, 127161, 136116, 145692, 169548, 204174, 218538, 254322, 268451, 306261, 381483, 408348, 437076, 508644, 536902, 612522, 762966, 805353, 1073804, 1144449, 1225044, 1525932, 1610706, 2288898, 2416059, 3221412, 4577796, 4832118, 7248177, 9664236, 14496354, 21744531, 28992708, 43489062, 86978124]

約数ペア:

[(1, 86978124), (2, 43489062), (3, 28992708), (4, 21744531), (6, 14496354), (9, 9664236), (12, 7248177), (18, 4832118), (19, 4577796), (27, 3221412), (36, 2416059), (38, 2288898), (54, 1610706), (57, 1525932), (71, 1225044), (76, 1144449), (81, 1073804), (108, 805353), (114, 762966), (142, 612522), (162, 536902), (171, 508644), (199, 437076), (213, 408348), (228, 381483), (284, 306261), (324, 268451), (342, 254322), (398, 218538), (426, 204174), (513, 169548), (597, 145692), (639, 136116), (684, 127161), (796, 109269), (852, 102087), (1026, 84774), (1194, 72846), (1278, 68058), (1349, 64476), (1539, 56516), (1791, 48564), (1917, 45372), (2052, 42387), (2388, 36423), (2556, 34029), (2698, 32238), (3078, 28258), (3582, 24282), (3781, 23004), (3834, 22686), (4047, 21492), (5373, 16188), (5396, 16119), (5751, 15124), (6156, 14129), (7164, 12141), (7562, 11502), (7668, 11343), (8094, 10746)]