128237760

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{6361}}^1$

素因数の和:6391

約数の個数: 168

約数和(自身を含む): 504175776

約数和(自身を除く): 375938016

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6361, 6720, 10080, 12722, 19083, 20160, 25444, 31805, 38166, 44527, 50888, 57249, 63610, 76332, 89054, 95415, 101776, 114498, 127220, 133581, 152664, 178108, 190830, 203552, 222635, 228996, 254440, 267162, 286245, 305328, 356216, 381660, 400743, 407104, 445270, 457992, 508880, 534324, 572490, 610656, 667905, 712432, 763320, 801486, 890540, 915984, 1017760, 1068648, 1144980, 1221312, 1335810, 1424864, 1526640, 1602972, 1781080, 1831968, 2003715, 2035520, 2137296, 2289960, 2671620, 2849728, 3053280, 3205944, 3562160, 3663936, 4007430, 4274592, 4579920, 5343240, 6106560, 6411888, 7124320, 8014860, 8549184, 9159840, 10686480, 12823776, 14248640, 16029720, 18319680, 21372960, 25647552, 32059440, 42745920, 64118880, 128237760]

約数ペア:

[(1, 128237760), (2, 64118880), (3, 42745920), (4, 32059440), (5, 25647552), (6, 21372960), (7, 18319680), (8, 16029720), (9, 14248640), (10, 12823776), (12, 10686480), (14, 9159840), (15, 8549184), (16, 8014860), (18, 7124320), (20, 6411888), (21, 6106560), (24, 5343240), (28, 4579920), (30, 4274592), (32, 4007430), (35, 3663936), (36, 3562160), (40, 3205944), (42, 3053280), (45, 2849728), (48, 2671620), (56, 2289960), (60, 2137296), (63, 2035520), (64, 2003715), (70, 1831968), (72, 1781080), (80, 1602972), (84, 1526640), (90, 1424864), (96, 1335810), (105, 1221312), (112, 1144980), (120, 1068648), (126, 1017760), (140, 915984), (144, 890540), (160, 801486), (168, 763320), (180, 712432), (192, 667905), (210, 610656), (224, 572490), (240, 534324), (252, 508880), (280, 457992), (288, 445270), (315, 407104), (320, 400743), (336, 381660), (360, 356216), (420, 305328), (448, 286245), (480, 267162), (504, 254440), (560, 228996), (576, 222635), (630, 203552), (672, 190830), (720, 178108), (840, 152664), (960, 133581), (1008, 127220), (1120, 114498), (1260, 101776), (1344, 95415), (1440, 89054), (1680, 76332), (2016, 63610), (2240, 57249), (2520, 50888), (2880, 44527), (3360, 38166), (4032, 31805), (5040, 25444), (6361, 20160), (6720, 19083), (10080, 12722)]