321596880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 160

約数和(自身を含む): 1105964928

約数和(自身を除く): 784368048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 122, 132, 165, 176, 183, 220, 240, 244, 264, 305, 330, 366, 440, 488, 528, 610, 660, 671, 732, 880, 915, 976, 1220, 1320, 1342, 1464, 1830, 1997, 2013, 2440, 2640, 2684, 2928, 3355, 3660, 3994, 4026, 4880, 5368, 5991, 6710, 7320, 7988, 8052, 9985, 10065, 10736, 11982, 13420, 14640, 15976, 16104, 19970, 20130, 21967, 23964, 26840, 29955, 31952, 32208, 39940, 40260, 43934, 47928, 53680, 59910, 65901, 79880, 80520, 87868, 95856, 109835, 119820, 121817, 131802, 159760, 161040, 175736, 219670, 239640, 243634, 263604, 329505, 351472, 365451, 439340, 479280, 487268, 527208, 609085, 659010, 730902, 878680, 974536, 1054416, 1218170, 1318020, 1339987, 1461804, 1757360, 1827255, 1949072, 2436340, 2636040, 2679974, 2923608, 3654510, 4019961, 4872680, 5272080, 5359948, 5847216, 6699935, 7309020, 8039922, 9745360, 10719896, 13399870, 14618040, 16079844, 20099805, 21439792, 26799740, 29236080, 32159688, 40199610, 53599480, 64319376, 80399220, 107198960, 160798440, 321596880]

約数ペア:

[(1, 321596880), (2, 160798440), (3, 107198960), (4, 80399220), (5, 64319376), (6, 53599480), (8, 40199610), (10, 32159688), (11, 29236080), (12, 26799740), (15, 21439792), (16, 20099805), (20, 16079844), (22, 14618040), (24, 13399870), (30, 10719896), (33, 9745360), (40, 8039922), (44, 7309020), (48, 6699935), (55, 5847216), (60, 5359948), (61, 5272080), (66, 4872680), (80, 4019961), (88, 3654510), (110, 2923608), (120, 2679974), (122, 2636040), (132, 2436340), (165, 1949072), (176, 1827255), (183, 1757360), (220, 1461804), (240, 1339987), (244, 1318020), (264, 1218170), (305, 1054416), (330, 974536), (366, 878680), (440, 730902), (488, 659010), (528, 609085), (610, 527208), (660, 487268), (671, 479280), (732, 439340), (880, 365451), (915, 351472), (976, 329505), (1220, 263604), (1320, 243634), (1342, 239640), (1464, 219670), (1830, 175736), (1997, 161040), (2013, 159760), (2440, 131802), (2640, 121817), (2684, 119820), (2928, 109835), (3355, 95856), (3660, 87868), (3994, 80520), (4026, 79880), (4880, 65901), (5368, 59910), (5991, 53680), (6710, 47928), (7320, 43934), (7988, 40260), (8052, 39940), (9985, 32208), (10065, 31952), (10736, 29955), (11982, 26840), (13420, 23964), (14640, 21967), (15976, 20130), (16104, 19970)]