180719840

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 517104000

約数和(自身を除く): 336384160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 89, 98, 112, 140, 148, 160, 178, 185, 196, 224, 245, 259, 280, 296, 343, 356, 370, 392, 445, 490, 518, 560, 592, 623, 686, 712, 740, 784, 890, 980, 1036, 1120, 1184, 1246, 1295, 1372, 1424, 1480, 1568, 1715, 1780, 1813, 1960, 2072, 2492, 2590, 2744, 2848, 2960, 3115, 3293, 3430, 3560, 3626, 3920, 4144, 4361, 4984, 5180, 5488, 5920, 6230, 6586, 6860, 7120, 7252, 7840, 8288, 8722, 9065, 9968, 10360, 10976, 12460, 12691, 13172, 13720, 14240, 14504, 16465, 17444, 18130, 19936, 20720, 21805, 23051, 24920, 25382, 26344, 27440, 29008, 30527, 32930, 34888, 36260, 41440, 43610, 46102, 49840, 50764, 52688, 54880, 58016, 61054, 63455, 65860, 69776, 72520, 87220, 92204, 99680, 101528, 105376, 115255, 122108, 126910, 131720, 139552, 145040, 152635, 161357, 174440, 184408, 203056, 230510, 244216, 253820, 263440, 290080, 305270, 322714, 348880, 368816, 406112, 461020, 488432, 507640, 526880, 610540, 645428, 697760, 737632, 806785, 922040, 976864, 1015280, 1129499, 1221080, 1290856, 1613570, 1844080, 2030560, 2258998, 2442160, 2581712, 3227140, 3688160, 4517996, 4884320, 5163424, 5647495, 6454280, 9035992, 11294990, 12908560, 18071984, 22589980, 25817120, 36143968, 45179960, 90359920, 180719840]

約数ペア:

[(1, 180719840), (2, 90359920), (4, 45179960), (5, 36143968), (7, 25817120), (8, 22589980), (10, 18071984), (14, 12908560), (16, 11294990), (20, 9035992), (28, 6454280), (32, 5647495), (35, 5163424), (37, 4884320), (40, 4517996), (49, 3688160), (56, 3227140), (70, 2581712), (74, 2442160), (80, 2258998), (89, 2030560), (98, 1844080), (112, 1613570), (140, 1290856), (148, 1221080), (160, 1129499), (178, 1015280), (185, 976864), (196, 922040), (224, 806785), (245, 737632), (259, 697760), (280, 645428), (296, 610540), (343, 526880), (356, 507640), (370, 488432), (392, 461020), (445, 406112), (490, 368816), (518, 348880), (560, 322714), (592, 305270), (623, 290080), (686, 263440), (712, 253820), (740, 244216), (784, 230510), (890, 203056), (980, 184408), (1036, 174440), (1120, 161357), (1184, 152635), (1246, 145040), (1295, 139552), (1372, 131720), (1424, 126910), (1480, 122108), (1568, 115255), (1715, 105376), (1780, 101528), (1813, 99680), (1960, 92204), (2072, 87220), (2492, 72520), (2590, 69776), (2744, 65860), (2848, 63455), (2960, 61054), (3115, 58016), (3293, 54880), (3430, 52688), (3560, 50764), (3626, 49840), (3920, 46102), (4144, 43610), (4361, 41440), (4984, 36260), (5180, 34888), (5488, 32930), (5920, 30527), (6230, 29008), (6586, 27440), (6860, 26344), (7120, 25382), (7252, 24920), (7840, 23051), (8288, 21805), (8722, 20720), (9065, 19936), (9968, 18130), (10360, 17444), (10976, 16465), (12460, 14504), (12691, 14240), (13172, 13720)]