20127500820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{7691}}^1$

素因数の和:7811

約数の個数: 288

約数和(自身を含む): 73110675456

約数和(自身を除く): 52983174636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 67, 70, 84, 90, 93, 105, 124, 126, 134, 140, 155, 180, 186, 201, 210, 217, 252, 268, 279, 310, 315, 335, 372, 402, 420, 434, 465, 469, 558, 603, 620, 630, 651, 670, 804, 868, 930, 938, 1005, 1085, 1116, 1206, 1260, 1302, 1340, 1395, 1407, 1860, 1876, 1953, 2010, 2077, 2170, 2345, 2412, 2604, 2790, 2814, 3015, 3255, 3906, 4020, 4154, 4221, 4340, 4690, 5580, 5628, 6030, 6231, 6510, 7035, 7691, 7812, 8308, 8442, 9380, 9765, 10385, 12060, 12462, 13020, 14070, 14539, 15382, 16884, 18693, 19530, 20770, 21105, 23073, 24924, 28140, 29078, 30764, 31155, 37386, 38455, 39060, 41540, 42210, 43617, 46146, 53837, 58156, 62310, 69219, 72695, 74772, 76910, 84420, 87234, 92292, 93465, 107674, 115365, 124620, 130851, 138438, 145390, 153820, 161511, 174468, 186930, 215348, 218085, 230730, 238421, 261702, 269185, 276876, 290780, 323022, 346095, 373860, 436170, 461460, 476842, 484533, 515297, 523404, 538370, 646044, 654255, 692190, 715263, 807555, 872340, 953684, 969066, 1030594, 1076740, 1192105, 1308510, 1384380, 1430526, 1545891, 1615110, 1668947, 1938132, 2061188, 2145789, 2384210, 2422665, 2576485, 2617020, 2861052, 3091782, 3230220, 3337894, 3576315, 3607079, 4291578, 4637673, 4768420, 4845330, 5006841, 5152970, 6183564, 6675788, 7152630, 7214158, 7729455, 8344735, 8583156, 9275346, 9690660, 10013682, 10305940, 10728945, 10821237, 14305260, 14428316, 15020523, 15458910, 15974207, 16689470, 18035395, 18550692, 20027364, 21457890, 21642474, 23188365, 25034205, 30041046, 30917820, 31948414, 32463711, 33378940, 36070790, 42915780, 43284948, 46376730, 47922621, 50068410, 54106185, 60082092, 63896828, 64927422, 72141580, 75102615, 79871035, 92753460, 95845242, 100136820, 108212370, 111819449, 129854844, 143767863, 150205230, 159742070, 162318555, 191690484, 216424740, 223638898, 239613105, 287535726, 300410460, 319484140, 324637110, 335458347, 447277796, 479226210, 559097245, 575071452, 649274220, 670916694, 718839315, 958452420, 1006375041, 1118194490, 1341833388, 1437678630, 1677291735, 2012750082, 2236388980, 2875357260, 3354583470, 4025500164, 5031875205, 6709166940, 10063750410, 20127500820]

約数ペア:

[(1, 20127500820), (2, 10063750410), (3, 6709166940), (4, 5031875205), (5, 4025500164), (6, 3354583470), (7, 2875357260), (9, 2236388980), (10, 2012750082), (12, 1677291735), (14, 1437678630), (15, 1341833388), (18, 1118194490), (20, 1006375041), (21, 958452420), (28, 718839315), (30, 670916694), (31, 649274220), (35, 575071452), (36, 559097245), (42, 479226210), (45, 447277796), (60, 335458347), (62, 324637110), (63, 319484140), (67, 300410460), (70, 287535726), (84, 239613105), (90, 223638898), (93, 216424740), (105, 191690484), (124, 162318555), (126, 159742070), (134, 150205230), (140, 143767863), (155, 129854844), (180, 111819449), (186, 108212370), (201, 100136820), (210, 95845242), (217, 92753460), (252, 79871035), (268, 75102615), (279, 72141580), (310, 64927422), (315, 63896828), (335, 60082092), (372, 54106185), (402, 50068410), (420, 47922621), (434, 46376730), (465, 43284948), (469, 42915780), (558, 36070790), (603, 33378940), (620, 32463711), (630, 31948414), (651, 30917820), (670, 30041046), (804, 25034205), (868, 23188365), (930, 21642474), (938, 21457890), (1005, 20027364), (1085, 18550692), (1116, 18035395), (1206, 16689470), (1260, 15974207), (1302, 15458910), (1340, 15020523), (1395, 14428316), (1407, 14305260), (1860, 10821237), (1876, 10728945), (1953, 10305940), (2010, 10013682), (2077, 9690660), (2170, 9275346), (2345, 8583156), (2412, 8344735), (2604, 7729455), (2790, 7214158), (2814, 7152630), (3015, 6675788), (3255, 6183564), (3906, 5152970), (4020, 5006841), (4154, 4845330), (4221, 4768420), (4340, 4637673), (4690, 4291578), (5580, 3607079), (5628, 3576315), (6030, 3337894), (6231, 3230220), (6510, 3091782), (7035, 2861052), (7691, 2617020), (7812, 2576485), (8308, 2422665), (8442, 2384210), (9380, 2145789), (9765, 2061188), (10385, 1938132), (12060, 1668947), (12462, 1615110), (13020, 1545891), (14070, 1430526), (14539, 1384380), (15382, 1308510), (16884, 1192105), (18693, 1076740), (19530, 1030594), (20770, 969066), (21105, 953684), (23073, 872340), (24924, 807555), (28140, 715263), (29078, 692190), (30764, 654255), (31155, 646044), (37386, 538370), (38455, 523404), (39060, 515297), (41540, 484533), (42210, 476842), (43617, 461460), (46146, 436170), (53837, 373860), (58156, 346095), (62310, 323022), (69219, 290780), (72695, 276876), (74772, 269185), (76910, 261702), (84420, 238421), (87234, 230730), (92292, 218085), (93465, 215348), (107674, 186930), (115365, 174468), (124620, 161511), (130851, 153820), (138438, 145390)]