217441812

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:282

約数の個数: 144

約数和(自身を含む): 621035520

約数和(自身を除く): 403593708

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 79, 84, 93, 98, 124, 147, 151, 158, 186, 196, 217, 237, 294, 302, 316, 372, 434, 453, 474, 553, 588, 604, 651, 868, 906, 948, 1057, 1106, 1302, 1519, 1659, 1812, 2114, 2212, 2449, 2604, 3038, 3171, 3318, 3871, 4228, 4557, 4681, 4898, 6076, 6342, 6636, 7347, 7399, 7742, 9114, 9362, 9796, 11613, 11929, 12684, 14043, 14694, 14798, 15484, 17143, 18228, 18724, 22197, 23226, 23858, 28086, 29388, 29596, 32767, 34286, 35787, 44394, 46452, 47716, 51429, 56172, 65534, 68572, 71574, 83503, 88788, 98301, 102858, 120001, 131068, 143148, 167006, 196602, 205716, 229369, 240002, 250509, 334012, 360003, 369799, 393204, 458738, 480004, 501018, 584521, 688107, 720006, 739598, 917476, 1002036, 1109397, 1169042, 1376214, 1440012, 1479196, 1753563, 2218794, 2338084, 2588593, 2752428, 3507126, 4437588, 5177186, 7014252, 7765779, 10354372, 15531558, 18120151, 31063116, 36240302, 54360453, 72480604, 108720906, 217441812]

約数ペア:

[(1, 217441812), (2, 108720906), (3, 72480604), (4, 54360453), (6, 36240302), (7, 31063116), (12, 18120151), (14, 15531558), (21, 10354372), (28, 7765779), (31, 7014252), (42, 5177186), (49, 4437588), (62, 3507126), (79, 2752428), (84, 2588593), (93, 2338084), (98, 2218794), (124, 1753563), (147, 1479196), (151, 1440012), (158, 1376214), (186, 1169042), (196, 1109397), (217, 1002036), (237, 917476), (294, 739598), (302, 720006), (316, 688107), (372, 584521), (434, 501018), (453, 480004), (474, 458738), (553, 393204), (588, 369799), (604, 360003), (651, 334012), (868, 250509), (906, 240002), (948, 229369), (1057, 205716), (1106, 196602), (1302, 167006), (1519, 143148), (1659, 131068), (1812, 120001), (2114, 102858), (2212, 98301), (2449, 88788), (2604, 83503), (3038, 71574), (3171, 68572), (3318, 65534), (3871, 56172), (4228, 51429), (4557, 47716), (4681, 46452), (4898, 44394), (6076, 35787), (6342, 34286), (6636, 32767), (7347, 29596), (7399, 29388), (7742, 28086), (9114, 23858), (9362, 23226), (9796, 22197), (11613, 18724), (11929, 18228), (12684, 17143), (14043, 15484), (14694, 14798)]