77987910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 256

約数和(自身を含む): 261273600

約数和(自身を除く): 183285690

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 26, 30, 33, 35, 39, 42, 49, 53, 55, 65, 66, 70, 77, 78, 91, 98, 105, 106, 110, 130, 143, 147, 154, 159, 165, 182, 195, 210, 231, 245, 265, 273, 286, 294, 318, 330, 343, 371, 385, 390, 429, 455, 462, 490, 530, 539, 546, 583, 637, 686, 689, 715, 735, 742, 770, 795, 858, 910, 1001, 1029, 1078, 1113, 1155, 1166, 1274, 1365, 1378, 1430, 1470, 1590, 1617, 1715, 1749, 1855, 1911, 2002, 2058, 2067, 2145, 2226, 2310, 2597, 2695, 2730, 2915, 3003, 3185, 3234, 3430, 3445, 3498, 3710, 3773, 3822, 4081, 4134, 4290, 4459, 4823, 5005, 5145, 5194, 5390, 5565, 5830, 6006, 6370, 6890, 7007, 7546, 7579, 7791, 8085, 8162, 8745, 8918, 9555, 9646, 10010, 10290, 10335, 11130, 11319, 12243, 12985, 13377, 14014, 14469, 15015, 15158, 15582, 16170, 17490, 18179, 18865, 19110, 20405, 20670, 21021, 22295, 22638, 22737, 24115, 24486, 25970, 26754, 28567, 28938, 30030, 33761, 35035, 36358, 37730, 37895, 38955, 40810, 42042, 44590, 45474, 48230, 49049, 53053, 54537, 56595, 57134, 61215, 66885, 67522, 70070, 72345, 75790, 77910, 85701, 90895, 98098, 101283, 105105, 106106, 109074, 113190, 113685, 122430, 133770, 142835, 144690, 147147, 159159, 168805, 171402, 181790, 199969, 202566, 210210, 227370, 236327, 245245, 265265, 272685, 285670, 294294, 318318, 337610, 371371, 399938, 428505, 472654, 490490, 506415, 530530, 545370, 599907, 708981, 735735, 742742, 795795, 857010, 999845, 1012830, 1114113, 1181635, 1199814, 1417962, 1471470, 1591590, 1856855, 1999690, 2228226, 2363270, 2599597, 2999535, 3544905, 3713710, 5199194, 5570565, 5999070, 7089810, 7798791, 11141130, 12997985, 15597582, 25995970, 38993955, 77987910]

約数ペア:

[(1, 77987910), (2, 38993955), (3, 25995970), (5, 15597582), (6, 12997985), (7, 11141130), (10, 7798791), (11, 7089810), (13, 5999070), (14, 5570565), (15, 5199194), (21, 3713710), (22, 3544905), (26, 2999535), (30, 2599597), (33, 2363270), (35, 2228226), (39, 1999690), (42, 1856855), (49, 1591590), (53, 1471470), (55, 1417962), (65, 1199814), (66, 1181635), (70, 1114113), (77, 1012830), (78, 999845), (91, 857010), (98, 795795), (105, 742742), (106, 735735), (110, 708981), (130, 599907), (143, 545370), (147, 530530), (154, 506415), (159, 490490), (165, 472654), (182, 428505), (195, 399938), (210, 371371), (231, 337610), (245, 318318), (265, 294294), (273, 285670), (286, 272685), (294, 265265), (318, 245245), (330, 236327), (343, 227370), (371, 210210), (385, 202566), (390, 199969), (429, 181790), (455, 171402), (462, 168805), (490, 159159), (530, 147147), (539, 144690), (546, 142835), (583, 133770), (637, 122430), (686, 113685), (689, 113190), (715, 109074), (735, 106106), (742, 105105), (770, 101283), (795, 98098), (858, 90895), (910, 85701), (1001, 77910), (1029, 75790), (1078, 72345), (1113, 70070), (1155, 67522), (1166, 66885), (1274, 61215), (1365, 57134), (1378, 56595), (1430, 54537), (1470, 53053), (1590, 49049), (1617, 48230), (1715, 45474), (1749, 44590), (1855, 42042), (1911, 40810), (2002, 38955), (2058, 37895), (2067, 37730), (2145, 36358), (2226, 35035), (2310, 33761), (2597, 30030), (2695, 28938), (2730, 28567), (2915, 26754), (3003, 25970), (3185, 24486), (3234, 24115), (3430, 22737), (3445, 22638), (3498, 22295), (3710, 21021), (3773, 20670), (3822, 20405), (4081, 19110), (4134, 18865), (4290, 18179), (4459, 17490), (4823, 16170), (5005, 15582), (5145, 15158), (5194, 15015), (5390, 14469), (5565, 14014), (5830, 13377), (6006, 12985), (6370, 12243), (6890, 11319), (7007, 11130), (7546, 10335), (7579, 10290), (7791, 10010), (8085, 9646), (8162, 9555), (8745, 8918)]