123681816

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 367994880

約数和(自身を除く): 244313064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 47, 54, 62, 72, 81, 93, 94, 108, 124, 131, 141, 162, 186, 188, 216, 248, 262, 279, 282, 324, 372, 376, 393, 423, 524, 558, 564, 648, 744, 786, 837, 846, 1048, 1116, 1128, 1179, 1269, 1457, 1572, 1674, 1692, 2232, 2358, 2511, 2538, 2914, 3144, 3348, 3384, 3537, 3807, 4061, 4371, 4716, 5022, 5076, 5828, 6157, 6696, 7074, 7614, 8122, 8742, 9432, 10044, 10152, 10611, 11656, 12183, 12314, 13113, 14148, 15228, 16244, 17484, 18471, 20088, 21222, 24366, 24628, 26226, 28296, 30456, 32488, 34968, 36549, 36942, 39339, 42444, 48732, 49256, 52452, 55413, 73098, 73884, 78678, 84888, 97464, 104904, 109647, 110826, 118017, 146196, 147768, 157356, 166239, 190867, 219294, 221652, 236034, 292392, 314712, 328941, 332478, 381734, 438588, 443304, 472068, 498717, 572601, 657882, 664956, 763468, 877176, 944136, 997434, 1145202, 1315764, 1329912, 1526936, 1717803, 1994868, 2290404, 2631528, 3435606, 3989736, 4580808, 5153409, 6871212, 10306818, 13742424, 15460227, 20613636, 30920454, 41227272, 61840908, 123681816]

約数ペア:

[(1, 123681816), (2, 61840908), (3, 41227272), (4, 30920454), (6, 20613636), (8, 15460227), (9, 13742424), (12, 10306818), (18, 6871212), (24, 5153409), (27, 4580808), (31, 3989736), (36, 3435606), (47, 2631528), (54, 2290404), (62, 1994868), (72, 1717803), (81, 1526936), (93, 1329912), (94, 1315764), (108, 1145202), (124, 997434), (131, 944136), (141, 877176), (162, 763468), (186, 664956), (188, 657882), (216, 572601), (248, 498717), (262, 472068), (279, 443304), (282, 438588), (324, 381734), (372, 332478), (376, 328941), (393, 314712), (423, 292392), (524, 236034), (558, 221652), (564, 219294), (648, 190867), (744, 166239), (786, 157356), (837, 147768), (846, 146196), (1048, 118017), (1116, 110826), (1128, 109647), (1179, 104904), (1269, 97464), (1457, 84888), (1572, 78678), (1674, 73884), (1692, 73098), (2232, 55413), (2358, 52452), (2511, 49256), (2538, 48732), (2914, 42444), (3144, 39339), (3348, 36942), (3384, 36549), (3537, 34968), (3807, 32488), (4061, 30456), (4371, 28296), (4716, 26226), (5022, 24628), (5076, 24366), (5828, 21222), (6157, 20088), (6696, 18471), (7074, 17484), (7614, 16244), (8122, 15228), (8742, 14148), (9432, 13113), (10044, 12314), (10152, 12183), (10611, 11656)]