311911236

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:256

約数の個数: 240

約数和(自身を含む): 1024531200

約数和(自身を除く): 712619964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 71, 78, 81, 84, 91, 108, 117, 126, 142, 149, 156, 162, 182, 189, 213, 234, 252, 273, 284, 298, 324, 351, 364, 378, 426, 447, 468, 497, 546, 567, 596, 639, 702, 756, 819, 852, 894, 923, 994, 1043, 1053, 1092, 1134, 1278, 1341, 1404, 1491, 1638, 1788, 1846, 1917, 1937, 1988, 2086, 2106, 2268, 2457, 2556, 2682, 2769, 2982, 3129, 3276, 3692, 3834, 3874, 4023, 4172, 4212, 4473, 4914, 5364, 5538, 5751, 5811, 5964, 6258, 6461, 7371, 7668, 7748, 8046, 8307, 8946, 9387, 9828, 10579, 11076, 11502, 11622, 12069, 12516, 12922, 13419, 13559, 14742, 16092, 16614, 17433, 17892, 18774, 19383, 21158, 23004, 23244, 24138, 24921, 25844, 26838, 27118, 28161, 29484, 31737, 33228, 34866, 37548, 38766, 40257, 40677, 42316, 48276, 49842, 52299, 53676, 54236, 56322, 58149, 63474, 69732, 74053, 74763, 77532, 80514, 81354, 84483, 95211, 99684, 104598, 112644, 116298, 122031, 126948, 137527, 148106, 149526, 156897, 161028, 162708, 168966, 174447, 190422, 209196, 222159, 232596, 244062, 275054, 285633, 296212, 299052, 313794, 337932, 348894, 366093, 380844, 412581, 444318, 488124, 523341, 550108, 571266, 627588, 666477, 697788, 732186, 825162, 856899, 888636, 962689, 1046682, 1098279, 1142532, 1237743, 1332954, 1464372, 1650324, 1713798, 1925378, 1999431, 2093364, 2196558, 2475486, 2665908, 2888067, 3427596, 3713229, 3850756, 3998862, 4393116, 4950972, 5776134, 5998293, 7426458, 7997724, 8664201, 11139687, 11552268, 11996586, 14852916, 17328402, 22279374, 23993172, 25992603, 34656804, 44558748, 51985206, 77977809, 103970412, 155955618, 311911236]

約数ペア:

[(1, 311911236), (2, 155955618), (3, 103970412), (4, 77977809), (6, 51985206), (7, 44558748), (9, 34656804), (12, 25992603), (13, 23993172), (14, 22279374), (18, 17328402), (21, 14852916), (26, 11996586), (27, 11552268), (28, 11139687), (36, 8664201), (39, 7997724), (42, 7426458), (52, 5998293), (54, 5776134), (63, 4950972), (71, 4393116), (78, 3998862), (81, 3850756), (84, 3713229), (91, 3427596), (108, 2888067), (117, 2665908), (126, 2475486), (142, 2196558), (149, 2093364), (156, 1999431), (162, 1925378), (182, 1713798), (189, 1650324), (213, 1464372), (234, 1332954), (252, 1237743), (273, 1142532), (284, 1098279), (298, 1046682), (324, 962689), (351, 888636), (364, 856899), (378, 825162), (426, 732186), (447, 697788), (468, 666477), (497, 627588), (546, 571266), (567, 550108), (596, 523341), (639, 488124), (702, 444318), (756, 412581), (819, 380844), (852, 366093), (894, 348894), (923, 337932), (994, 313794), (1043, 299052), (1053, 296212), (1092, 285633), (1134, 275054), (1278, 244062), (1341, 232596), (1404, 222159), (1491, 209196), (1638, 190422), (1788, 174447), (1846, 168966), (1917, 162708), (1937, 161028), (1988, 156897), (2086, 149526), (2106, 148106), (2268, 137527), (2457, 126948), (2556, 122031), (2682, 116298), (2769, 112644), (2982, 104598), (3129, 99684), (3276, 95211), (3692, 84483), (3834, 81354), (3874, 80514), (4023, 77532), (4172, 74763), (4212, 74053), (4473, 69732), (4914, 63474), (5364, 58149), (5538, 56322), (5751, 54236), (5811, 53676), (5964, 52299), (6258, 49842), (6461, 48276), (7371, 42316), (7668, 40677), (7748, 40257), (8046, 38766), (8307, 37548), (8946, 34866), (9387, 33228), (9828, 31737), (10579, 29484), (11076, 28161), (11502, 27118), (11622, 26838), (12069, 25844), (12516, 24921), (12922, 24138), (13419, 23244), (13559, 23004), (14742, 21158), (16092, 19383), (16614, 18774), (17433, 17892)]