247874520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{607}}^1$

素因数の和:745

約数の個数: 128

約数和(自身を含む): 772208640

約数和(自身を除く): 524334120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 83, 120, 123, 164, 166, 205, 246, 249, 328, 332, 410, 415, 492, 498, 607, 615, 664, 820, 830, 984, 996, 1214, 1230, 1245, 1640, 1660, 1821, 1992, 2428, 2460, 2490, 3035, 3320, 3403, 3642, 4856, 4920, 4980, 6070, 6806, 7284, 9105, 9960, 10209, 12140, 13612, 14568, 17015, 18210, 20418, 24280, 24887, 27224, 34030, 36420, 40836, 49774, 50381, 51045, 68060, 72840, 74661, 81672, 99548, 100762, 102090, 124435, 136120, 149322, 151143, 199096, 201524, 204180, 248870, 251905, 298644, 302286, 373305, 403048, 408360, 497740, 503810, 597288, 604572, 746610, 755715, 995480, 1007620, 1209144, 1493220, 1511430, 2015240, 2065621, 2986440, 3022860, 4131242, 6045720, 6196863, 8262484, 10328105, 12393726, 16524968, 20656210, 24787452, 30984315, 41312420, 49574904, 61968630, 82624840, 123937260, 247874520]

約数ペア:

[(1, 247874520), (2, 123937260), (3, 82624840), (4, 61968630), (5, 49574904), (6, 41312420), (8, 30984315), (10, 24787452), (12, 20656210), (15, 16524968), (20, 12393726), (24, 10328105), (30, 8262484), (40, 6196863), (41, 6045720), (60, 4131242), (82, 3022860), (83, 2986440), (120, 2065621), (123, 2015240), (164, 1511430), (166, 1493220), (205, 1209144), (246, 1007620), (249, 995480), (328, 755715), (332, 746610), (410, 604572), (415, 597288), (492, 503810), (498, 497740), (607, 408360), (615, 403048), (664, 373305), (820, 302286), (830, 298644), (984, 251905), (996, 248870), (1214, 204180), (1230, 201524), (1245, 199096), (1640, 151143), (1660, 149322), (1821, 136120), (1992, 124435), (2428, 102090), (2460, 100762), (2490, 99548), (3035, 81672), (3320, 74661), (3403, 72840), (3642, 68060), (4856, 51045), (4920, 50381), (4980, 49774), (6070, 40836), (6806, 36420), (7284, 34030), (9105, 27224), (9960, 24887), (10209, 24280), (12140, 20418), (13612, 18210), (14568, 17015)]