201285728

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 492283008

約数和(自身を除く): 290997280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 49, 56, 62, 82, 98, 101, 112, 124, 164, 196, 202, 217, 224, 248, 287, 328, 392, 404, 434, 496, 574, 656, 707, 784, 808, 868, 992, 1148, 1271, 1312, 1414, 1519, 1568, 1616, 1736, 2009, 2296, 2542, 2828, 3038, 3131, 3232, 3472, 4018, 4141, 4592, 4949, 5084, 5656, 6076, 6262, 6944, 8036, 8282, 8897, 9184, 9898, 10168, 11312, 12152, 12524, 16072, 16564, 17794, 19796, 20336, 21917, 22624, 24304, 25048, 28987, 32144, 33128, 35588, 39592, 40672, 43834, 48608, 50096, 57974, 62279, 64288, 66256, 71176, 79184, 87668, 100192, 115948, 124558, 128371, 132512, 142352, 153419, 158368, 175336, 202909, 231896, 249116, 256742, 284704, 306838, 350672, 405818, 463792, 498232, 513484, 613676, 701344, 811636, 898597, 927584, 996464, 1026968, 1227352, 1623272, 1797194, 1992928, 2053936, 2454704, 3246544, 3594388, 4107872, 4909408, 6290179, 6493088, 7188776, 12580358, 14377552, 25160716, 28755104, 50321432, 100642864, 201285728]

約数ペア:

[(1, 201285728), (2, 100642864), (4, 50321432), (7, 28755104), (8, 25160716), (14, 14377552), (16, 12580358), (28, 7188776), (31, 6493088), (32, 6290179), (41, 4909408), (49, 4107872), (56, 3594388), (62, 3246544), (82, 2454704), (98, 2053936), (101, 1992928), (112, 1797194), (124, 1623272), (164, 1227352), (196, 1026968), (202, 996464), (217, 927584), (224, 898597), (248, 811636), (287, 701344), (328, 613676), (392, 513484), (404, 498232), (434, 463792), (496, 405818), (574, 350672), (656, 306838), (707, 284704), (784, 256742), (808, 249116), (868, 231896), (992, 202909), (1148, 175336), (1271, 158368), (1312, 153419), (1414, 142352), (1519, 132512), (1568, 128371), (1616, 124558), (1736, 115948), (2009, 100192), (2296, 87668), (2542, 79184), (2828, 71176), (3038, 66256), (3131, 64288), (3232, 62279), (3472, 57974), (4018, 50096), (4141, 48608), (4592, 43834), (4949, 40672), (5084, 39592), (5656, 35588), (6076, 33128), (6262, 32144), (6944, 28987), (8036, 25048), (8282, 24304), (8897, 22624), (9184, 21917), (9898, 20336), (10168, 19796), (11312, 17794), (12152, 16564), (12524, 16072)]