72578880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 336

約数和(自身を含む): 285292800

約数和(自身を除く): 212713920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 32, 33, 36, 40, 44, 45, 48, 55, 58, 60, 64, 66, 72, 79, 80, 87, 88, 90, 96, 99, 110, 116, 120, 132, 144, 145, 158, 160, 165, 174, 176, 180, 192, 198, 220, 232, 237, 240, 261, 264, 288, 290, 316, 319, 320, 330, 348, 352, 360, 395, 396, 435, 440, 464, 474, 480, 495, 522, 528, 576, 580, 632, 638, 660, 696, 704, 711, 720, 790, 792, 869, 870, 880, 928, 948, 957, 960, 990, 1044, 1056, 1160, 1185, 1264, 1276, 1305, 1320, 1392, 1422, 1440, 1580, 1584, 1595, 1738, 1740, 1760, 1856, 1896, 1914, 1980, 2088, 2112, 2291, 2320, 2370, 2528, 2552, 2607, 2610, 2640, 2784, 2844, 2871, 2880, 3160, 3168, 3190, 3476, 3480, 3520, 3555, 3792, 3828, 3960, 4176, 4345, 4582, 4640, 4740, 4785, 5056, 5104, 5214, 5220, 5280, 5568, 5688, 5742, 6320, 6336, 6380, 6873, 6952, 6960, 7110, 7584, 7656, 7821, 7920, 8352, 8690, 9164, 9280, 9480, 9570, 10208, 10428, 10440, 10560, 11376, 11455, 11484, 12640, 12760, 13035, 13746, 13904, 13920, 14220, 14355, 15168, 15312, 15642, 15840, 16704, 17380, 18328, 18960, 19140, 20416, 20619, 20856, 20880, 22752, 22910, 22968, 25201, 25280, 25520, 26070, 27492, 27808, 27840, 28440, 28710, 30624, 31284, 31680, 34365, 34760, 36656, 37920, 38280, 39105, 41238, 41712, 41760, 45504, 45820, 45936, 50402, 51040, 52140, 54984, 55616, 56880, 57420, 61248, 62568, 68730, 69520, 73312, 75603, 75840, 76560, 78210, 82476, 83424, 83520, 91640, 91872, 100804, 102080, 103095, 104280, 109968, 113760, 114840, 125136, 126005, 137460, 139040, 146624, 151206, 153120, 156420, 164952, 166848, 183280, 183744, 201608, 206190, 208560, 219936, 226809, 227520, 229680, 250272, 252010, 274920, 278080, 302412, 306240, 312840, 329904, 366560, 378015, 403216, 412380, 417120, 439872, 453618, 459360, 500544, 504020, 549840, 604824, 625680, 659808, 733120, 756030, 806432, 824760, 834240, 907236, 918720, 1008040, 1099680, 1134045, 1209648, 1251360, 1319616, 1512060, 1612864, 1649520, 1814472, 2016080, 2199360, 2268090, 2419296, 2502720, 3024120, 3299040, 3628944, 4032160, 4536180, 4838592, 6048240, 6598080, 7257888, 8064320, 9072360, 12096480, 14515776, 18144720, 24192960, 36289440, 72578880]

約数ペア:

[(1, 72578880), (2, 36289440), (3, 24192960), (4, 18144720), (5, 14515776), (6, 12096480), (8, 9072360), (9, 8064320), (10, 7257888), (11, 6598080), (12, 6048240), (15, 4838592), (16, 4536180), (18, 4032160), (20, 3628944), (22, 3299040), (24, 3024120), (29, 2502720), (30, 2419296), (32, 2268090), (33, 2199360), (36, 2016080), (40, 1814472), (44, 1649520), (45, 1612864), (48, 1512060), (55, 1319616), (58, 1251360), (60, 1209648), (64, 1134045), (66, 1099680), (72, 1008040), (79, 918720), (80, 907236), (87, 834240), (88, 824760), (90, 806432), (96, 756030), (99, 733120), (110, 659808), (116, 625680), (120, 604824), (132, 549840), (144, 504020), (145, 500544), (158, 459360), (160, 453618), (165, 439872), (174, 417120), (176, 412380), (180, 403216), (192, 378015), (198, 366560), (220, 329904), (232, 312840), (237, 306240), (240, 302412), (261, 278080), (264, 274920), (288, 252010), (290, 250272), (316, 229680), (319, 227520), (320, 226809), (330, 219936), (348, 208560), (352, 206190), (360, 201608), (395, 183744), (396, 183280), (435, 166848), (440, 164952), (464, 156420), (474, 153120), (480, 151206), (495, 146624), (522, 139040), (528, 137460), (576, 126005), (580, 125136), (632, 114840), (638, 113760), (660, 109968), (696, 104280), (704, 103095), (711, 102080), (720, 100804), (790, 91872), (792, 91640), (869, 83520), (870, 83424), (880, 82476), (928, 78210), (948, 76560), (957, 75840), (960, 75603), (990, 73312), (1044, 69520), (1056, 68730), (1160, 62568), (1185, 61248), (1264, 57420), (1276, 56880), (1305, 55616), (1320, 54984), (1392, 52140), (1422, 51040), (1440, 50402), (1580, 45936), (1584, 45820), (1595, 45504), (1738, 41760), (1740, 41712), (1760, 41238), (1856, 39105), (1896, 38280), (1914, 37920), (1980, 36656), (2088, 34760), (2112, 34365), (2291, 31680), (2320, 31284), (2370, 30624), (2528, 28710), (2552, 28440), (2607, 27840), (2610, 27808), (2640, 27492), (2784, 26070), (2844, 25520), (2871, 25280), (2880, 25201), (3160, 22968), (3168, 22910), (3190, 22752), (3476, 20880), (3480, 20856), (3520, 20619), (3555, 20416), (3792, 19140), (3828, 18960), (3960, 18328), (4176, 17380), (4345, 16704), (4582, 15840), (4640, 15642), (4740, 15312), (4785, 15168), (5056, 14355), (5104, 14220), (5214, 13920), (5220, 13904), (5280, 13746), (5568, 13035), (5688, 12760), (5742, 12640), (6320, 11484), (6336, 11455), (6380, 11376), (6873, 10560), (6952, 10440), (6960, 10428), (7110, 10208), (7584, 9570), (7656, 9480), (7821, 9280), (7920, 9164), (8352, 8690)]