90237280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 264757248

約数和(自身を除く): 174519968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 112, 113, 115, 124, 140, 155, 160, 161, 184, 217, 224, 226, 230, 248, 280, 310, 322, 368, 434, 452, 460, 496, 560, 565, 620, 644, 713, 736, 791, 805, 868, 904, 920, 992, 1085, 1120, 1130, 1240, 1288, 1426, 1582, 1610, 1736, 1808, 1840, 2170, 2260, 2480, 2576, 2599, 2852, 3164, 3220, 3472, 3503, 3565, 3616, 3680, 3955, 4340, 4520, 4960, 4991, 5152, 5198, 5704, 6328, 6440, 6944, 7006, 7130, 7910, 8680, 9040, 9982, 10396, 11408, 12656, 12880, 12995, 14012, 14260, 15820, 17360, 17515, 18080, 18193, 19964, 20792, 22816, 24521, 24955, 25312, 25760, 25990, 28024, 28520, 31640, 34720, 35030, 36386, 39928, 41584, 49042, 49910, 51980, 56048, 57040, 63280, 70060, 72772, 79856, 80569, 83168, 90965, 98084, 99820, 103960, 112096, 114080, 122605, 126560, 140120, 145544, 159712, 161138, 181930, 196168, 199640, 207920, 245210, 280240, 291088, 322276, 363860, 392336, 399280, 402845, 415840, 490420, 560480, 563983, 582176, 644552, 727720, 784672, 798560, 805690, 980840, 1127966, 1289104, 1455440, 1611380, 1961680, 2255932, 2578208, 2819915, 2910880, 3222760, 3923360, 4511864, 5639830, 6445520, 9023728, 11279660, 12891040, 18047456, 22559320, 45118640, 90237280]

約数ペア:

[(1, 90237280), (2, 45118640), (4, 22559320), (5, 18047456), (7, 12891040), (8, 11279660), (10, 9023728), (14, 6445520), (16, 5639830), (20, 4511864), (23, 3923360), (28, 3222760), (31, 2910880), (32, 2819915), (35, 2578208), (40, 2255932), (46, 1961680), (56, 1611380), (62, 1455440), (70, 1289104), (80, 1127966), (92, 980840), (112, 805690), (113, 798560), (115, 784672), (124, 727720), (140, 644552), (155, 582176), (160, 563983), (161, 560480), (184, 490420), (217, 415840), (224, 402845), (226, 399280), (230, 392336), (248, 363860), (280, 322276), (310, 291088), (322, 280240), (368, 245210), (434, 207920), (452, 199640), (460, 196168), (496, 181930), (560, 161138), (565, 159712), (620, 145544), (644, 140120), (713, 126560), (736, 122605), (791, 114080), (805, 112096), (868, 103960), (904, 99820), (920, 98084), (992, 90965), (1085, 83168), (1120, 80569), (1130, 79856), (1240, 72772), (1288, 70060), (1426, 63280), (1582, 57040), (1610, 56048), (1736, 51980), (1808, 49910), (1840, 49042), (2170, 41584), (2260, 39928), (2480, 36386), (2576, 35030), (2599, 34720), (2852, 31640), (3164, 28520), (3220, 28024), (3472, 25990), (3503, 25760), (3565, 25312), (3616, 24955), (3680, 24521), (3955, 22816), (4340, 20792), (4520, 19964), (4960, 18193), (4991, 18080), (5152, 17515), (5198, 17360), (5704, 15820), (6328, 14260), (6440, 14012), (6944, 12995), (7006, 12880), (7130, 12656), (7910, 11408), (8680, 10396), (9040, 9982)]