172237428

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 500834880

約数和(自身を除く): 328597452

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 89, 99, 108, 132, 162, 178, 181, 198, 243, 267, 297, 324, 356, 362, 396, 486, 534, 543, 594, 724, 801, 891, 972, 979, 1068, 1086, 1188, 1602, 1629, 1782, 1958, 1991, 2172, 2403, 2673, 2937, 3204, 3258, 3564, 3916, 3982, 4806, 4887, 5346, 5874, 5973, 6516, 7209, 7964, 8811, 9612, 9774, 10692, 11748, 11946, 14418, 14661, 16109, 17622, 17919, 19548, 21627, 23892, 26433, 28836, 29322, 32218, 35244, 35838, 43254, 43983, 48327, 52866, 53757, 58644, 64436, 71676, 79299, 86508, 87966, 96654, 105732, 107514, 144981, 158598, 161271, 175932, 177199, 193308, 215028, 237897, 289962, 317196, 322542, 354398, 434943, 475794, 483813, 531597, 579924, 645084, 708796, 869886, 951588, 967626, 1063194, 1304829, 1594791, 1739772, 1935252, 2126388, 2609658, 3189582, 3914487, 4784373, 5219316, 6379164, 7828974, 9568746, 14353119, 15657948, 19137492, 28706238, 43059357, 57412476, 86118714, 172237428]

約数ペア:

[(1, 172237428), (2, 86118714), (3, 57412476), (4, 43059357), (6, 28706238), (9, 19137492), (11, 15657948), (12, 14353119), (18, 9568746), (22, 7828974), (27, 6379164), (33, 5219316), (36, 4784373), (44, 3914487), (54, 3189582), (66, 2609658), (81, 2126388), (89, 1935252), (99, 1739772), (108, 1594791), (132, 1304829), (162, 1063194), (178, 967626), (181, 951588), (198, 869886), (243, 708796), (267, 645084), (297, 579924), (324, 531597), (356, 483813), (362, 475794), (396, 434943), (486, 354398), (534, 322542), (543, 317196), (594, 289962), (724, 237897), (801, 215028), (891, 193308), (972, 177199), (979, 175932), (1068, 161271), (1086, 158598), (1188, 144981), (1602, 107514), (1629, 105732), (1782, 96654), (1958, 87966), (1991, 86508), (2172, 79299), (2403, 71676), (2673, 64436), (2937, 58644), (3204, 53757), (3258, 52866), (3564, 48327), (3916, 43983), (3982, 43254), (4806, 35838), (4887, 35244), (5346, 32218), (5874, 29322), (5973, 28836), (6516, 26433), (7209, 23892), (7964, 21627), (8811, 19548), (9612, 17919), (9774, 17622), (10692, 16109), (11748, 14661), (11946, 14418)]