205604490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 256

約数和(自身を含む): 653184000

約数和(自身を除く): 447579510

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 29, 30, 35, 39, 42, 49, 53, 58, 65, 70, 78, 87, 91, 98, 105, 106, 130, 145, 147, 159, 174, 182, 195, 203, 210, 245, 265, 273, 290, 294, 318, 343, 371, 377, 390, 406, 435, 455, 490, 530, 546, 609, 637, 686, 689, 735, 742, 754, 795, 870, 910, 1015, 1029, 1113, 1131, 1218, 1274, 1365, 1378, 1421, 1470, 1537, 1590, 1715, 1855, 1885, 1911, 2030, 2058, 2067, 2226, 2262, 2597, 2639, 2730, 2842, 3045, 3074, 3185, 3430, 3445, 3710, 3770, 3822, 4134, 4263, 4459, 4611, 4823, 5145, 5194, 5278, 5565, 5655, 6090, 6370, 6890, 7105, 7685, 7791, 7917, 8526, 8918, 9222, 9555, 9646, 9947, 10290, 10335, 10759, 11130, 11310, 12985, 13195, 13377, 14210, 14469, 15370, 15582, 15834, 18179, 18473, 19110, 19894, 19981, 20670, 21315, 21518, 22295, 23055, 24115, 25970, 26390, 26754, 28938, 29841, 32277, 33761, 36358, 36946, 38955, 39585, 39962, 42630, 44590, 46110, 48230, 49735, 53795, 54537, 55419, 59682, 59943, 64554, 66885, 67522, 72345, 75313, 77910, 79170, 90895, 92365, 99470, 99905, 101283, 107590, 109074, 110838, 119886, 129311, 133770, 139867, 144690, 149205, 150626, 161385, 168805, 181790, 184730, 199810, 202566, 225939, 236327, 258622, 272685, 277095, 279734, 298410, 299715, 322770, 337610, 376565, 387933, 419601, 451878, 472654, 506415, 527191, 545370, 554190, 599430, 646555, 699335, 708981, 753130, 775866, 839202, 979069, 1012830, 1054382, 1129695, 1181635, 1293110, 1398670, 1417962, 1581573, 1939665, 1958138, 2098005, 2259390, 2363270, 2635955, 2937207, 3163146, 3544905, 3879330, 4196010, 4895345, 5271910, 5874414, 6853483, 7089810, 7907865, 9790690, 13706966, 14686035, 15815730, 20560449, 29372070, 34267415, 41120898, 68534830, 102802245, 205604490]

約数ペア:

[(1, 205604490), (2, 102802245), (3, 68534830), (5, 41120898), (6, 34267415), (7, 29372070), (10, 20560449), (13, 15815730), (14, 14686035), (15, 13706966), (21, 9790690), (26, 7907865), (29, 7089810), (30, 6853483), (35, 5874414), (39, 5271910), (42, 4895345), (49, 4196010), (53, 3879330), (58, 3544905), (65, 3163146), (70, 2937207), (78, 2635955), (87, 2363270), (91, 2259390), (98, 2098005), (105, 1958138), (106, 1939665), (130, 1581573), (145, 1417962), (147, 1398670), (159, 1293110), (174, 1181635), (182, 1129695), (195, 1054382), (203, 1012830), (210, 979069), (245, 839202), (265, 775866), (273, 753130), (290, 708981), (294, 699335), (318, 646555), (343, 599430), (371, 554190), (377, 545370), (390, 527191), (406, 506415), (435, 472654), (455, 451878), (490, 419601), (530, 387933), (546, 376565), (609, 337610), (637, 322770), (686, 299715), (689, 298410), (735, 279734), (742, 277095), (754, 272685), (795, 258622), (870, 236327), (910, 225939), (1015, 202566), (1029, 199810), (1113, 184730), (1131, 181790), (1218, 168805), (1274, 161385), (1365, 150626), (1378, 149205), (1421, 144690), (1470, 139867), (1537, 133770), (1590, 129311), (1715, 119886), (1855, 110838), (1885, 109074), (1911, 107590), (2030, 101283), (2058, 99905), (2067, 99470), (2226, 92365), (2262, 90895), (2597, 79170), (2639, 77910), (2730, 75313), (2842, 72345), (3045, 67522), (3074, 66885), (3185, 64554), (3430, 59943), (3445, 59682), (3710, 55419), (3770, 54537), (3822, 53795), (4134, 49735), (4263, 48230), (4459, 46110), (4611, 44590), (4823, 42630), (5145, 39962), (5194, 39585), (5278, 38955), (5565, 36946), (5655, 36358), (6090, 33761), (6370, 32277), (6890, 29841), (7105, 28938), (7685, 26754), (7791, 26390), (7917, 25970), (8526, 24115), (8918, 23055), (9222, 22295), (9555, 21518), (9646, 21315), (9947, 20670), (10290, 19981), (10335, 19894), (10759, 19110), (11130, 18473), (11310, 18179), (12985, 15834), (13195, 15582), (13377, 15370), (14210, 14469)]