215839360

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 256

約数和(自身を含む): 620421120

約数和(自身を除く): 404581760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 43, 44, 46, 55, 62, 64, 80, 86, 88, 92, 110, 115, 124, 128, 155, 160, 172, 176, 184, 215, 220, 230, 248, 253, 310, 320, 341, 344, 352, 368, 430, 440, 460, 473, 496, 506, 620, 640, 682, 688, 704, 713, 736, 860, 880, 920, 946, 989, 992, 1012, 1240, 1265, 1333, 1364, 1376, 1408, 1426, 1472, 1705, 1720, 1760, 1840, 1892, 1978, 1984, 2024, 2365, 2480, 2530, 2666, 2728, 2752, 2852, 2944, 3410, 3440, 3520, 3565, 3680, 3784, 3956, 3968, 4048, 4730, 4945, 4960, 5060, 5332, 5456, 5504, 5704, 6665, 6820, 6880, 7040, 7130, 7360, 7568, 7843, 7912, 8096, 9460, 9890, 9920, 10120, 10664, 10879, 10912, 11408, 13330, 13640, 13760, 14260, 14663, 14720, 15136, 15686, 15824, 16192, 18920, 19780, 19840, 20240, 21328, 21758, 21824, 22816, 26660, 27280, 27520, 28520, 29326, 30272, 30659, 31372, 31648, 32384, 37840, 39215, 39560, 40480, 42656, 43516, 43648, 45632, 53320, 54395, 54560, 57040, 58652, 60544, 61318, 62744, 63296, 73315, 75680, 78430, 79120, 80960, 85312, 87032, 91264, 106640, 108790, 109120, 114080, 117304, 122636, 125488, 126592, 146630, 151360, 153295, 156860, 158240, 161920, 170624, 174064, 213280, 217580, 218240, 228160, 234608, 245272, 250976, 293260, 302720, 306590, 313720, 316480, 337249, 348128, 426560, 435160, 456320, 469216, 490544, 501952, 586520, 613180, 627440, 632960, 674498, 696256, 853120, 870320, 938432, 981088, 1003904, 1173040, 1226360, 1254880, 1348996, 1392512, 1686245, 1740640, 1876864, 1962176, 2346080, 2452720, 2509760, 2697992, 3372490, 3481280, 3924352, 4692160, 4905440, 5019520, 5395984, 6744980, 6962560, 9384320, 9810880, 10791968, 13489960, 19621760, 21583936, 26979920, 43167872, 53959840, 107919680, 215839360]

約数ペア:

[(1, 215839360), (2, 107919680), (4, 53959840), (5, 43167872), (8, 26979920), (10, 21583936), (11, 19621760), (16, 13489960), (20, 10791968), (22, 9810880), (23, 9384320), (31, 6962560), (32, 6744980), (40, 5395984), (43, 5019520), (44, 4905440), (46, 4692160), (55, 3924352), (62, 3481280), (64, 3372490), (80, 2697992), (86, 2509760), (88, 2452720), (92, 2346080), (110, 1962176), (115, 1876864), (124, 1740640), (128, 1686245), (155, 1392512), (160, 1348996), (172, 1254880), (176, 1226360), (184, 1173040), (215, 1003904), (220, 981088), (230, 938432), (248, 870320), (253, 853120), (310, 696256), (320, 674498), (341, 632960), (344, 627440), (352, 613180), (368, 586520), (430, 501952), (440, 490544), (460, 469216), (473, 456320), (496, 435160), (506, 426560), (620, 348128), (640, 337249), (682, 316480), (688, 313720), (704, 306590), (713, 302720), (736, 293260), (860, 250976), (880, 245272), (920, 234608), (946, 228160), (989, 218240), (992, 217580), (1012, 213280), (1240, 174064), (1265, 170624), (1333, 161920), (1364, 158240), (1376, 156860), (1408, 153295), (1426, 151360), (1472, 146630), (1705, 126592), (1720, 125488), (1760, 122636), (1840, 117304), (1892, 114080), (1978, 109120), (1984, 108790), (2024, 106640), (2365, 91264), (2480, 87032), (2530, 85312), (2666, 80960), (2728, 79120), (2752, 78430), (2852, 75680), (2944, 73315), (3410, 63296), (3440, 62744), (3520, 61318), (3565, 60544), (3680, 58652), (3784, 57040), (3956, 54560), (3968, 54395), (4048, 53320), (4730, 45632), (4945, 43648), (4960, 43516), (5060, 42656), (5332, 40480), (5456, 39560), (5504, 39215), (5704, 37840), (6665, 32384), (6820, 31648), (6880, 31372), (7040, 30659), (7130, 30272), (7360, 29326), (7568, 28520), (7843, 27520), (7912, 27280), (8096, 26660), (9460, 22816), (9890, 21824), (9920, 21758), (10120, 21328), (10664, 20240), (10879, 19840), (10912, 19780), (11408, 18920), (13330, 16192), (13640, 15824), (13760, 15686), (14260, 15136), (14663, 14720)]