71047920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 234699264

約数和(自身を除く): 163651344

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 61, 69, 80, 92, 115, 120, 122, 138, 183, 184, 211, 230, 240, 244, 276, 305, 345, 366, 368, 422, 460, 488, 552, 610, 633, 690, 732, 844, 915, 920, 976, 1055, 1104, 1220, 1266, 1380, 1403, 1464, 1688, 1830, 1840, 2110, 2440, 2532, 2760, 2806, 2928, 3165, 3376, 3660, 4209, 4220, 4853, 4880, 5064, 5520, 5612, 6330, 7015, 7320, 8418, 8440, 9706, 10128, 11224, 12660, 12871, 14030, 14559, 14640, 16836, 16880, 19412, 21045, 22448, 24265, 25320, 25742, 28060, 29118, 33672, 38613, 38824, 42090, 48530, 50640, 51484, 56120, 58236, 64355, 67344, 72795, 77226, 77648, 84180, 97060, 102968, 112240, 116472, 128710, 145590, 154452, 168360, 193065, 194120, 205936, 232944, 257420, 291180, 296033, 308904, 336720, 386130, 388240, 514840, 582360, 592066, 617808, 772260, 888099, 1029680, 1164720, 1184132, 1480165, 1544520, 1776198, 2368264, 2960330, 3089040, 3552396, 4440495, 4736528, 5920660, 7104792, 8880990, 11841320, 14209584, 17761980, 23682640, 35523960, 71047920]

約数ペア:

[(1, 71047920), (2, 35523960), (3, 23682640), (4, 17761980), (5, 14209584), (6, 11841320), (8, 8880990), (10, 7104792), (12, 5920660), (15, 4736528), (16, 4440495), (20, 3552396), (23, 3089040), (24, 2960330), (30, 2368264), (40, 1776198), (46, 1544520), (48, 1480165), (60, 1184132), (61, 1164720), (69, 1029680), (80, 888099), (92, 772260), (115, 617808), (120, 592066), (122, 582360), (138, 514840), (183, 388240), (184, 386130), (211, 336720), (230, 308904), (240, 296033), (244, 291180), (276, 257420), (305, 232944), (345, 205936), (366, 194120), (368, 193065), (422, 168360), (460, 154452), (488, 145590), (552, 128710), (610, 116472), (633, 112240), (690, 102968), (732, 97060), (844, 84180), (915, 77648), (920, 77226), (976, 72795), (1055, 67344), (1104, 64355), (1220, 58236), (1266, 56120), (1380, 51484), (1403, 50640), (1464, 48530), (1688, 42090), (1830, 38824), (1840, 38613), (2110, 33672), (2440, 29118), (2532, 28060), (2760, 25742), (2806, 25320), (2928, 24265), (3165, 22448), (3376, 21045), (3660, 19412), (4209, 16880), (4220, 16836), (4853, 14640), (4880, 14559), (5064, 14030), (5520, 12871), (5612, 12660), (6330, 11224), (7015, 10128), (7320, 9706), (8418, 8440)]