279318720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:255

約数の個数: 224

約数和(自身を含む): 936345600

約数和(自身を除く): 657026880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 79, 80, 87, 96, 116, 120, 127, 145, 158, 160, 174, 192, 232, 237, 240, 254, 290, 316, 320, 348, 381, 395, 435, 464, 474, 480, 508, 580, 632, 635, 696, 762, 790, 870, 928, 948, 960, 1016, 1160, 1185, 1264, 1270, 1392, 1524, 1580, 1740, 1856, 1896, 1905, 2032, 2291, 2320, 2370, 2528, 2540, 2784, 3048, 3160, 3480, 3683, 3792, 3810, 4064, 4582, 4640, 4740, 5056, 5080, 5568, 6096, 6320, 6873, 6960, 7366, 7584, 7620, 8128, 9164, 9280, 9480, 10033, 10160, 11049, 11455, 12192, 12640, 13746, 13920, 14732, 15168, 15240, 18328, 18415, 18960, 20066, 20320, 22098, 22910, 24384, 25280, 27492, 27840, 29464, 30099, 30480, 34365, 36656, 36830, 37920, 40132, 40640, 44196, 45820, 50165, 54984, 55245, 58928, 60198, 60960, 68730, 73312, 73660, 75840, 80264, 88392, 91640, 100330, 109968, 110490, 117856, 120396, 121920, 137460, 146624, 147320, 150495, 160528, 176784, 183280, 200660, 219936, 220980, 235712, 240792, 274920, 290957, 294640, 300990, 321056, 353568, 366560, 401320, 439872, 441960, 481584, 549840, 581914, 589280, 601980, 642112, 707136, 733120, 802640, 872871, 883920, 963168, 1099680, 1163828, 1178560, 1203960, 1454785, 1605280, 1745742, 1767840, 1926336, 2199360, 2327656, 2407920, 2909570, 3210560, 3491484, 3535680, 4364355, 4655312, 4815840, 5819140, 6982968, 8728710, 9310624, 9631680, 11638280, 13965936, 17457420, 18621248, 23276560, 27931872, 34914840, 46553120, 55863744, 69829680, 93106240, 139659360, 279318720]

約数ペア:

[(1, 279318720), (2, 139659360), (3, 93106240), (4, 69829680), (5, 55863744), (6, 46553120), (8, 34914840), (10, 27931872), (12, 23276560), (15, 18621248), (16, 17457420), (20, 13965936), (24, 11638280), (29, 9631680), (30, 9310624), (32, 8728710), (40, 6982968), (48, 5819140), (58, 4815840), (60, 4655312), (64, 4364355), (79, 3535680), (80, 3491484), (87, 3210560), (96, 2909570), (116, 2407920), (120, 2327656), (127, 2199360), (145, 1926336), (158, 1767840), (160, 1745742), (174, 1605280), (192, 1454785), (232, 1203960), (237, 1178560), (240, 1163828), (254, 1099680), (290, 963168), (316, 883920), (320, 872871), (348, 802640), (381, 733120), (395, 707136), (435, 642112), (464, 601980), (474, 589280), (480, 581914), (508, 549840), (580, 481584), (632, 441960), (635, 439872), (696, 401320), (762, 366560), (790, 353568), (870, 321056), (928, 300990), (948, 294640), (960, 290957), (1016, 274920), (1160, 240792), (1185, 235712), (1264, 220980), (1270, 219936), (1392, 200660), (1524, 183280), (1580, 176784), (1740, 160528), (1856, 150495), (1896, 147320), (1905, 146624), (2032, 137460), (2291, 121920), (2320, 120396), (2370, 117856), (2528, 110490), (2540, 109968), (2784, 100330), (3048, 91640), (3160, 88392), (3480, 80264), (3683, 75840), (3792, 73660), (3810, 73312), (4064, 68730), (4582, 60960), (4640, 60198), (4740, 58928), (5056, 55245), (5080, 54984), (5568, 50165), (6096, 45820), (6320, 44196), (6873, 40640), (6960, 40132), (7366, 37920), (7584, 36830), (7620, 36656), (8128, 34365), (9164, 30480), (9280, 30099), (9480, 29464), (10033, 27840), (10160, 27492), (11049, 25280), (11455, 24384), (12192, 22910), (12640, 22098), (13746, 20320), (13920, 20066), (14732, 18960), (15168, 18415), (15240, 18328)]