161651784

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 479520000

約数和(自身を除く): 317868216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 73, 84, 98, 146, 147, 168, 196, 219, 269, 292, 294, 343, 392, 438, 511, 538, 584, 588, 686, 807, 876, 1022, 1029, 1076, 1176, 1372, 1533, 1614, 1752, 1883, 2044, 2058, 2152, 2744, 3066, 3228, 3577, 3766, 4088, 4116, 5649, 6132, 6456, 7154, 7532, 8232, 10731, 11298, 12264, 13181, 14308, 15064, 19637, 21462, 22596, 25039, 26362, 28616, 39274, 39543, 42924, 45192, 50078, 52724, 58911, 75117, 78548, 79086, 85848, 92267, 100156, 105448, 117822, 137459, 150234, 157096, 158172, 184534, 200312, 235644, 274918, 276801, 300468, 316344, 369068, 412377, 471288, 549836, 553602, 600936, 738136, 824754, 962213, 1099672, 1107204, 1649508, 1924426, 2214408, 2886639, 3299016, 3848852, 5773278, 6735491, 7697704, 11546556, 13470982, 20206473, 23093112, 26941964, 40412946, 53883928, 80825892, 161651784]

約数ペア:

[(1, 161651784), (2, 80825892), (3, 53883928), (4, 40412946), (6, 26941964), (7, 23093112), (8, 20206473), (12, 13470982), (14, 11546556), (21, 7697704), (24, 6735491), (28, 5773278), (42, 3848852), (49, 3299016), (56, 2886639), (73, 2214408), (84, 1924426), (98, 1649508), (146, 1107204), (147, 1099672), (168, 962213), (196, 824754), (219, 738136), (269, 600936), (292, 553602), (294, 549836), (343, 471288), (392, 412377), (438, 369068), (511, 316344), (538, 300468), (584, 276801), (588, 274918), (686, 235644), (807, 200312), (876, 184534), (1022, 158172), (1029, 157096), (1076, 150234), (1176, 137459), (1372, 117822), (1533, 105448), (1614, 100156), (1752, 92267), (1883, 85848), (2044, 79086), (2058, 78548), (2152, 75117), (2744, 58911), (3066, 52724), (3228, 50078), (3577, 45192), (3766, 42924), (4088, 39543), (4116, 39274), (5649, 28616), (6132, 26362), (6456, 25039), (7154, 22596), (7532, 21462), (8232, 19637), (10731, 15064), (11298, 14308), (12264, 13181)]