90788880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4157}}^1$

素因数の和:4193

約数の個数: 160

約数和(自身を含む): 346477824

約数和(自身を除く): 255688944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4157, 4368, 5460, 7280, 8314, 10920, 12471, 16628, 20785, 21840, 24942, 29099, 33256, 41570, 49884, 54041, 58198, 62355, 66512, 83140, 87297, 99768, 108082, 116396, 124710, 145495, 162123, 166280, 174594, 199536, 216164, 232792, 249420, 270205, 290990, 324246, 332560, 349188, 378287, 432328, 436485, 465584, 498840, 540410, 581980, 648492, 698376, 756574, 810615, 864656, 872970, 997680, 1080820, 1134861, 1163960, 1296984, 1396752, 1513148, 1621230, 1745940, 1891435, 2161640, 2269722, 2327920, 2593968, 3026296, 3242460, 3491880, 3782870, 4323280, 4539444, 5674305, 6052592, 6484920, 6983760, 7565740, 9078888, 11348610, 12969840, 15131480, 18157776, 22697220, 30262960, 45394440, 90788880]

約数ペア:

[(1, 90788880), (2, 45394440), (3, 30262960), (4, 22697220), (5, 18157776), (6, 15131480), (7, 12969840), (8, 11348610), (10, 9078888), (12, 7565740), (13, 6983760), (14, 6484920), (15, 6052592), (16, 5674305), (20, 4539444), (21, 4323280), (24, 3782870), (26, 3491880), (28, 3242460), (30, 3026296), (35, 2593968), (39, 2327920), (40, 2269722), (42, 2161640), (48, 1891435), (52, 1745940), (56, 1621230), (60, 1513148), (65, 1396752), (70, 1296984), (78, 1163960), (80, 1134861), (84, 1080820), (91, 997680), (104, 872970), (105, 864656), (112, 810615), (120, 756574), (130, 698376), (140, 648492), (156, 581980), (168, 540410), (182, 498840), (195, 465584), (208, 436485), (210, 432328), (240, 378287), (260, 349188), (273, 332560), (280, 324246), (312, 290990), (336, 270205), (364, 249420), (390, 232792), (420, 216164), (455, 199536), (520, 174594), (546, 166280), (560, 162123), (624, 145495), (728, 124710), (780, 116396), (840, 108082), (910, 99768), (1040, 87297), (1092, 83140), (1365, 66512), (1456, 62355), (1560, 58198), (1680, 54041), (1820, 49884), (2184, 41570), (2730, 33256), (3120, 29099), (3640, 24942), (4157, 21840), (4368, 20785), (5460, 16628), (7280, 12471), (8314, 10920)]