208763640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1327}}^1$

素因数の和:1386

約数の個数: 192

約数和(自身を含む): 745804800

約数和(自身を除く): 537041160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 207, 228, 230, 276, 285, 342, 345, 360, 380, 414, 437, 456, 460, 552, 570, 684, 690, 760, 828, 855, 874, 920, 1035, 1140, 1311, 1327, 1368, 1380, 1656, 1710, 1748, 2070, 2185, 2280, 2622, 2654, 2760, 3420, 3496, 3933, 3981, 4140, 4370, 5244, 5308, 6555, 6635, 6840, 7866, 7962, 8280, 8740, 10488, 10616, 11943, 13110, 13270, 15732, 15924, 17480, 19665, 19905, 23886, 25213, 26220, 26540, 30521, 31464, 31848, 39330, 39810, 47772, 50426, 52440, 53080, 59715, 61042, 75639, 78660, 79620, 91563, 95544, 100852, 119430, 122084, 126065, 151278, 152605, 157320, 159240, 183126, 201704, 226917, 238860, 244168, 252130, 274689, 302556, 305210, 366252, 378195, 453834, 457815, 477720, 504260, 549378, 579899, 605112, 610420, 732504, 756390, 907668, 915630, 1008520, 1098756, 1134585, 1159798, 1220840, 1373445, 1512780, 1739697, 1815336, 1831260, 2197512, 2269170, 2319596, 2746890, 2899495, 3025560, 3479394, 3662520, 4538340, 4639192, 5219091, 5493780, 5798990, 6958788, 8698485, 9076680, 10438182, 10987560, 11597980, 13917576, 17396970, 20876364, 23195960, 26095455, 34793940, 41752728, 52190910, 69587880, 104381820, 208763640]

約数ペア:

[(1, 208763640), (2, 104381820), (3, 69587880), (4, 52190910), (5, 41752728), (6, 34793940), (8, 26095455), (9, 23195960), (10, 20876364), (12, 17396970), (15, 13917576), (18, 11597980), (19, 10987560), (20, 10438182), (23, 9076680), (24, 8698485), (30, 6958788), (36, 5798990), (38, 5493780), (40, 5219091), (45, 4639192), (46, 4538340), (57, 3662520), (60, 3479394), (69, 3025560), (72, 2899495), (76, 2746890), (90, 2319596), (92, 2269170), (95, 2197512), (114, 1831260), (115, 1815336), (120, 1739697), (138, 1512780), (152, 1373445), (171, 1220840), (180, 1159798), (184, 1134585), (190, 1098756), (207, 1008520), (228, 915630), (230, 907668), (276, 756390), (285, 732504), (342, 610420), (345, 605112), (360, 579899), (380, 549378), (414, 504260), (437, 477720), (456, 457815), (460, 453834), (552, 378195), (570, 366252), (684, 305210), (690, 302556), (760, 274689), (828, 252130), (855, 244168), (874, 238860), (920, 226917), (1035, 201704), (1140, 183126), (1311, 159240), (1327, 157320), (1368, 152605), (1380, 151278), (1656, 126065), (1710, 122084), (1748, 119430), (2070, 100852), (2185, 95544), (2280, 91563), (2622, 79620), (2654, 78660), (2760, 75639), (3420, 61042), (3496, 59715), (3933, 53080), (3981, 52440), (4140, 50426), (4370, 47772), (5244, 39810), (5308, 39330), (6555, 31848), (6635, 31464), (6840, 30521), (7866, 26540), (7962, 26220), (8280, 25213), (8740, 23886), (10488, 19905), (10616, 19665), (11943, 17480), (13110, 15924), (13270, 15732)]