31815672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 96768000

約数和(自身を除く): 64952328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 41, 42, 56, 62, 82, 84, 93, 123, 124, 149, 164, 168, 186, 217, 246, 248, 287, 298, 328, 372, 434, 447, 492, 574, 596, 651, 744, 861, 868, 894, 984, 1043, 1148, 1192, 1271, 1302, 1722, 1736, 1788, 2086, 2296, 2542, 2604, 3129, 3444, 3576, 3813, 4172, 4619, 5084, 5208, 6109, 6258, 6888, 7626, 8344, 8897, 9238, 10168, 12218, 12516, 13857, 15252, 17794, 18327, 18476, 24436, 25032, 26691, 27714, 30504, 32333, 35588, 36654, 36952, 42763, 48872, 53382, 55428, 64666, 71176, 73308, 85526, 96999, 106764, 110856, 128289, 129332, 146616, 171052, 189379, 193998, 213528, 256578, 258664, 342104, 378758, 387996, 513156, 568137, 757516, 775992, 1026312, 1136274, 1325653, 1515032, 2272548, 2651306, 3976959, 4545096, 5302612, 7953918, 10605224, 15907836, 31815672]

約数ペア:

[(1, 31815672), (2, 15907836), (3, 10605224), (4, 7953918), (6, 5302612), (7, 4545096), (8, 3976959), (12, 2651306), (14, 2272548), (21, 1515032), (24, 1325653), (28, 1136274), (31, 1026312), (41, 775992), (42, 757516), (56, 568137), (62, 513156), (82, 387996), (84, 378758), (93, 342104), (123, 258664), (124, 256578), (149, 213528), (164, 193998), (168, 189379), (186, 171052), (217, 146616), (246, 129332), (248, 128289), (287, 110856), (298, 106764), (328, 96999), (372, 85526), (434, 73308), (447, 71176), (492, 64666), (574, 55428), (596, 53382), (651, 48872), (744, 42763), (861, 36952), (868, 36654), (894, 35588), (984, 32333), (1043, 30504), (1148, 27714), (1192, 26691), (1271, 25032), (1302, 24436), (1722, 18476), (1736, 18327), (1788, 17794), (2086, 15252), (2296, 13857), (2542, 12516), (2604, 12218), (3129, 10168), (3444, 9238), (3576, 8897), (3813, 8344), (4172, 7626), (4619, 6888), (5084, 6258), (5208, 6109)]