31881222720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{12917}}^1$

素因数の和:13797

約数の個数: 168

約数和(自身を含む): 109794577464

約数和(自身を除く): 77913354744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 857, 960, 1440, 1714, 2571, 2880, 3428, 4285, 5142, 6856, 7713, 8570, 10284, 12855, 12917, 13712, 15426, 17140, 20568, 25710, 25834, 27424, 30852, 34280, 38565, 38751, 41136, 51420, 51668, 54848, 61704, 64585, 68560, 77130, 77502, 82272, 102840, 103336, 116253, 123408, 129170, 137120, 154260, 155004, 164544, 193755, 205680, 206672, 232506, 246816, 258340, 274240, 308520, 310008, 387510, 411360, 413344, 465012, 493632, 516680, 581265, 617040, 620016, 775020, 822720, 826688, 930024, 1033360, 1162530, 1234080, 1240032, 1550040, 1860048, 2066720, 2325060, 2468160, 2480064, 3100080, 3720096, 4133440, 4650120, 6200160, 7440192, 9300240, 11069869, 12400320, 18600480, 22139738, 33209607, 37200960, 44279476, 55349345, 66419214, 88558952, 99628821, 110698690, 132838428, 166048035, 177117904, 199257642, 221397380, 265676856, 332096070, 354235808, 398515284, 442794760, 498144105, 531353712, 664192140, 708471616, 797030568, 885589520, 996288210, 1062707424, 1328384280, 1594061136, 1771179040, 1992576420, 2125414848, 2656768560, 3188122272, 3542358080, 3985152840, 5313537120, 6376244544, 7970305680, 10627074240, 15940611360, 31881222720]

約数ペア:

[(1, 31881222720), (2, 15940611360), (3, 10627074240), (4, 7970305680), (5, 6376244544), (6, 5313537120), (8, 3985152840), (9, 3542358080), (10, 3188122272), (12, 2656768560), (15, 2125414848), (16, 1992576420), (18, 1771179040), (20, 1594061136), (24, 1328384280), (30, 1062707424), (32, 996288210), (36, 885589520), (40, 797030568), (45, 708471616), (48, 664192140), (60, 531353712), (64, 498144105), (72, 442794760), (80, 398515284), (90, 354235808), (96, 332096070), (120, 265676856), (144, 221397380), (160, 199257642), (180, 177117904), (192, 166048035), (240, 132838428), (288, 110698690), (320, 99628821), (360, 88558952), (480, 66419214), (576, 55349345), (720, 44279476), (857, 37200960), (960, 33209607), (1440, 22139738), (1714, 18600480), (2571, 12400320), (2880, 11069869), (3428, 9300240), (4285, 7440192), (5142, 6200160), (6856, 4650120), (7713, 4133440), (8570, 3720096), (10284, 3100080), (12855, 2480064), (12917, 2468160), (13712, 2325060), (15426, 2066720), (17140, 1860048), (20568, 1550040), (25710, 1240032), (25834, 1234080), (27424, 1162530), (30852, 1033360), (34280, 930024), (38565, 826688), (38751, 822720), (41136, 775020), (51420, 620016), (51668, 617040), (54848, 581265), (61704, 516680), (64585, 493632), (68560, 465012), (77130, 413344), (77502, 411360), (82272, 387510), (102840, 310008), (103336, 308520), (116253, 274240), (123408, 258340), (129170, 246816), (137120, 232506), (154260, 206672), (155004, 205680), (164544, 193755)]