40638240

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:456

約数の個数: 192

約数和(自身を含む): 148780800

約数和(自身を除く): 108142560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 96, 108, 115, 120, 135, 138, 144, 160, 180, 184, 207, 216, 230, 240, 270, 276, 288, 345, 360, 368, 409, 414, 432, 460, 480, 540, 552, 621, 690, 720, 736, 818, 828, 864, 920, 1035, 1080, 1104, 1227, 1242, 1380, 1440, 1636, 1656, 1840, 2045, 2070, 2160, 2208, 2454, 2484, 2760, 3105, 3272, 3312, 3680, 3681, 4090, 4140, 4320, 4908, 4968, 5520, 6135, 6210, 6544, 6624, 7362, 8180, 8280, 9407, 9816, 9936, 11040, 11043, 12270, 12420, 13088, 14724, 16360, 16560, 18405, 18814, 19632, 19872, 22086, 24540, 24840, 28221, 29448, 32720, 33120, 36810, 37628, 39264, 44172, 47035, 49080, 49680, 55215, 56442, 58896, 65440, 73620, 75256, 84663, 88344, 94070, 98160, 99360, 110430, 112884, 117792, 141105, 147240, 150512, 169326, 176688, 188140, 196320, 220860, 225768, 253989, 282210, 294480, 301024, 338652, 353376, 376280, 423315, 441720, 451536, 507978, 564420, 588960, 677304, 752560, 846630, 883440, 903072, 1015956, 1128840, 1269945, 1354608, 1505120, 1693260, 1766880, 2031912, 2257680, 2539890, 2709216, 3386520, 4063824, 4515360, 5079780, 6773040, 8127648, 10159560, 13546080, 20319120, 40638240]

約数ペア:

[(1, 40638240), (2, 20319120), (3, 13546080), (4, 10159560), (5, 8127648), (6, 6773040), (8, 5079780), (9, 4515360), (10, 4063824), (12, 3386520), (15, 2709216), (16, 2539890), (18, 2257680), (20, 2031912), (23, 1766880), (24, 1693260), (27, 1505120), (30, 1354608), (32, 1269945), (36, 1128840), (40, 1015956), (45, 903072), (46, 883440), (48, 846630), (54, 752560), (60, 677304), (69, 588960), (72, 564420), (80, 507978), (90, 451536), (92, 441720), (96, 423315), (108, 376280), (115, 353376), (120, 338652), (135, 301024), (138, 294480), (144, 282210), (160, 253989), (180, 225768), (184, 220860), (207, 196320), (216, 188140), (230, 176688), (240, 169326), (270, 150512), (276, 147240), (288, 141105), (345, 117792), (360, 112884), (368, 110430), (409, 99360), (414, 98160), (432, 94070), (460, 88344), (480, 84663), (540, 75256), (552, 73620), (621, 65440), (690, 58896), (720, 56442), (736, 55215), (818, 49680), (828, 49080), (864, 47035), (920, 44172), (1035, 39264), (1080, 37628), (1104, 36810), (1227, 33120), (1242, 32720), (1380, 29448), (1440, 28221), (1636, 24840), (1656, 24540), (1840, 22086), (2045, 19872), (2070, 19632), (2160, 18814), (2208, 18405), (2454, 16560), (2484, 16360), (2760, 14724), (3105, 13088), (3272, 12420), (3312, 12270), (3680, 11043), (3681, 11040), (4090, 9936), (4140, 9816), (4320, 9407), (4908, 8280), (4968, 8180), (5520, 7362), (6135, 6624), (6210, 6544)]