21613755520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8191}}^1$

素因数の和:8267

約数の個数: 256

約数和(自身を含む): 64172851200

約数和(自身を除く): 42559095680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 64, 70, 76, 80, 95, 112, 124, 128, 133, 140, 152, 155, 160, 190, 217, 224, 248, 266, 280, 304, 310, 320, 380, 434, 448, 496, 532, 560, 589, 608, 620, 640, 665, 760, 868, 896, 992, 1064, 1085, 1120, 1178, 1216, 1240, 1330, 1520, 1736, 1984, 2128, 2170, 2240, 2356, 2432, 2480, 2660, 2945, 3040, 3472, 3968, 4123, 4256, 4340, 4480, 4712, 4960, 5320, 5890, 6080, 6944, 8191, 8246, 8512, 8680, 9424, 9920, 10640, 11780, 12160, 13888, 16382, 16492, 17024, 17360, 18848, 19840, 20615, 21280, 23560, 27776, 32764, 32984, 34720, 37696, 40955, 41230, 42560, 47120, 57337, 65528, 65968, 69440, 75392, 81910, 82460, 85120, 94240, 114674, 131056, 131936, 138880, 155629, 163820, 164920, 188480, 229348, 253921, 262112, 263872, 286685, 311258, 327640, 329840, 376960, 458696, 507842, 524224, 527744, 573370, 622516, 655280, 659680, 778145, 917392, 1015684, 1048448, 1089403, 1146740, 1245032, 1269605, 1310560, 1319360, 1556290, 1777447, 1834784, 2031368, 2178806, 2293480, 2490064, 2539210, 2621120, 2638720, 3112580, 3554894, 3669568, 4062736, 4357612, 4586960, 4824499, 4980128, 5078420, 5242240, 5447015, 6225160, 7109788, 7339136, 8125472, 8715224, 8887235, 9173920, 9648998, 9960256, 10156840, 10894030, 12450320, 14219576, 16250944, 17430448, 17774470, 18347840, 19297996, 19920512, 20313680, 21788060, 24122495, 24900640, 28439152, 32501888, 33771493, 34860896, 35548940, 36695680, 38595992, 40627360, 43576120, 48244990, 49801280, 56878304, 67542986, 69721792, 71097880, 77191984, 81254720, 87152240, 96489980, 99602560, 113756608, 135085972, 139443584, 142195760, 154383968, 162509440, 168857465, 174304480, 192979960, 227513216, 270171944, 284391520, 308767936, 337714930, 348608960, 385959920, 540343888, 568783040, 617535872, 675429860, 697217920, 771919840, 1080687776, 1137566080, 1350859720, 1543839680, 2161375552, 2701719440, 3087679360, 4322751104, 5403438880, 10806877760, 21613755520]

約数ペア:

[(1, 21613755520), (2, 10806877760), (4, 5403438880), (5, 4322751104), (7, 3087679360), (8, 2701719440), (10, 2161375552), (14, 1543839680), (16, 1350859720), (19, 1137566080), (20, 1080687776), (28, 771919840), (31, 697217920), (32, 675429860), (35, 617535872), (38, 568783040), (40, 540343888), (56, 385959920), (62, 348608960), (64, 337714930), (70, 308767936), (76, 284391520), (80, 270171944), (95, 227513216), (112, 192979960), (124, 174304480), (128, 168857465), (133, 162509440), (140, 154383968), (152, 142195760), (155, 139443584), (160, 135085972), (190, 113756608), (217, 99602560), (224, 96489980), (248, 87152240), (266, 81254720), (280, 77191984), (304, 71097880), (310, 69721792), (320, 67542986), (380, 56878304), (434, 49801280), (448, 48244990), (496, 43576120), (532, 40627360), (560, 38595992), (589, 36695680), (608, 35548940), (620, 34860896), (640, 33771493), (665, 32501888), (760, 28439152), (868, 24900640), (896, 24122495), (992, 21788060), (1064, 20313680), (1085, 19920512), (1120, 19297996), (1178, 18347840), (1216, 17774470), (1240, 17430448), (1330, 16250944), (1520, 14219576), (1736, 12450320), (1984, 10894030), (2128, 10156840), (2170, 9960256), (2240, 9648998), (2356, 9173920), (2432, 8887235), (2480, 8715224), (2660, 8125472), (2945, 7339136), (3040, 7109788), (3472, 6225160), (3968, 5447015), (4123, 5242240), (4256, 5078420), (4340, 4980128), (4480, 4824499), (4712, 4586960), (4960, 4357612), (5320, 4062736), (5890, 3669568), (6080, 3554894), (6944, 3112580), (8191, 2638720), (8246, 2621120), (8512, 2539210), (8680, 2490064), (9424, 2293480), (9920, 2178806), (10640, 2031368), (11780, 1834784), (12160, 1777447), (13888, 1556290), (16382, 1319360), (16492, 1310560), (17024, 1269605), (17360, 1245032), (18848, 1146740), (19840, 1089403), (20615, 1048448), (21280, 1015684), (23560, 917392), (27776, 778145), (32764, 659680), (32984, 655280), (34720, 622516), (37696, 573370), (40955, 527744), (41230, 524224), (42560, 507842), (47120, 458696), (57337, 376960), (65528, 329840), (65968, 327640), (69440, 311258), (75392, 286685), (81910, 263872), (82460, 262112), (85120, 253921), (94240, 229348), (114674, 188480), (131056, 164920), (131936, 163820), (138880, 155629)]