77389920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{241}}^1$

素因数の和:485

約数の個数: 144

約数和(自身を含む): 266378112

約数和(自身を除く): 188988192

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, 72, 80, 90, 96, 120, 144, 160, 180, 223, 240, 241, 288, 360, 446, 480, 482, 669, 720, 723, 892, 964, 1115, 1205, 1338, 1440, 1446, 1784, 1928, 2007, 2169, 2230, 2410, 2676, 2892, 3345, 3568, 3615, 3856, 4014, 4338, 4460, 4820, 5352, 5784, 6690, 7136, 7230, 7712, 8028, 8676, 8920, 9640, 10035, 10704, 10845, 11568, 13380, 14460, 16056, 17352, 17840, 19280, 20070, 21408, 21690, 23136, 26760, 28920, 32112, 34704, 35680, 38560, 40140, 43380, 53520, 53743, 57840, 64224, 69408, 80280, 86760, 107040, 107486, 115680, 160560, 161229, 173520, 214972, 268715, 321120, 322458, 347040, 429944, 483687, 537430, 644916, 806145, 859888, 967374, 1074860, 1289832, 1612290, 1719776, 1934748, 2149720, 2418435, 2579664, 3224580, 3869496, 4299440, 4836870, 5159328, 6449160, 7738992, 8598880, 9673740, 12898320, 15477984, 19347480, 25796640, 38694960, 77389920]

約数ペア:

[(1, 77389920), (2, 38694960), (3, 25796640), (4, 19347480), (5, 15477984), (6, 12898320), (8, 9673740), (9, 8598880), (10, 7738992), (12, 6449160), (15, 5159328), (16, 4836870), (18, 4299440), (20, 3869496), (24, 3224580), (30, 2579664), (32, 2418435), (36, 2149720), (40, 1934748), (45, 1719776), (48, 1612290), (60, 1289832), (72, 1074860), (80, 967374), (90, 859888), (96, 806145), (120, 644916), (144, 537430), (160, 483687), (180, 429944), (223, 347040), (240, 322458), (241, 321120), (288, 268715), (360, 214972), (446, 173520), (480, 161229), (482, 160560), (669, 115680), (720, 107486), (723, 107040), (892, 86760), (964, 80280), (1115, 69408), (1205, 64224), (1338, 57840), (1440, 53743), (1446, 53520), (1784, 43380), (1928, 40140), (2007, 38560), (2169, 35680), (2230, 34704), (2410, 32112), (2676, 28920), (2892, 26760), (3345, 23136), (3568, 21690), (3615, 21408), (3856, 20070), (4014, 19280), (4338, 17840), (4460, 17352), (4820, 16056), (5352, 14460), (5784, 13380), (6690, 11568), (7136, 10845), (7230, 10704), (7712, 10035), (8028, 9640), (8676, 8920)]