400377978

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:871

約数の個数: 192

約数和(自身を含む): 1209341952

約数和(自身を除く): 808963974

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 81, 91, 99, 117, 126, 143, 154, 162, 182, 189, 198, 231, 234, 243, 273, 286, 297, 351, 378, 429, 462, 486, 546, 567, 594, 693, 702, 819, 823, 858, 891, 1001, 1053, 1134, 1287, 1386, 1638, 1646, 1701, 1782, 2002, 2079, 2106, 2457, 2469, 2574, 2673, 3003, 3159, 3402, 3861, 4158, 4914, 4938, 5346, 5761, 6006, 6237, 6318, 7371, 7407, 7722, 9009, 9053, 10699, 11522, 11583, 12474, 14742, 14814, 17283, 18018, 18106, 18711, 21398, 22113, 22221, 23166, 27027, 27159, 32097, 34566, 34749, 37422, 44226, 44442, 51849, 54054, 54318, 63371, 64194, 66663, 69498, 74893, 81081, 81477, 96291, 103698, 117689, 126742, 133326, 149786, 155547, 162162, 162954, 190113, 192582, 199989, 224679, 235378, 243243, 244431, 288873, 311094, 353067, 380226, 399978, 449358, 466641, 486486, 488862, 570339, 577746, 674037, 706134, 733293, 823823, 866619, 933282, 1059201, 1140678, 1348074, 1399923, 1466586, 1647646, 1711017, 1733238, 2022111, 2118402, 2199879, 2471469, 2599857, 2799846, 3177603, 3422034, 4044222, 4399758, 4942938, 5133051, 5199714, 6066333, 6355206, 7414407, 9532809, 10266102, 12132666, 14828814, 15399153, 18198999, 19065618, 22243221, 28598427, 30798306, 36397998, 44486442, 57196854, 66729663, 133459326, 200188989, 400377978]

約数ペア:

[(1, 400377978), (2, 200188989), (3, 133459326), (6, 66729663), (7, 57196854), (9, 44486442), (11, 36397998), (13, 30798306), (14, 28598427), (18, 22243221), (21, 19065618), (22, 18198999), (26, 15399153), (27, 14828814), (33, 12132666), (39, 10266102), (42, 9532809), (54, 7414407), (63, 6355206), (66, 6066333), (77, 5199714), (78, 5133051), (81, 4942938), (91, 4399758), (99, 4044222), (117, 3422034), (126, 3177603), (143, 2799846), (154, 2599857), (162, 2471469), (182, 2199879), (189, 2118402), (198, 2022111), (231, 1733238), (234, 1711017), (243, 1647646), (273, 1466586), (286, 1399923), (297, 1348074), (351, 1140678), (378, 1059201), (429, 933282), (462, 866619), (486, 823823), (546, 733293), (567, 706134), (594, 674037), (693, 577746), (702, 570339), (819, 488862), (823, 486486), (858, 466641), (891, 449358), (1001, 399978), (1053, 380226), (1134, 353067), (1287, 311094), (1386, 288873), (1638, 244431), (1646, 243243), (1701, 235378), (1782, 224679), (2002, 199989), (2079, 192582), (2106, 190113), (2457, 162954), (2469, 162162), (2574, 155547), (2673, 149786), (3003, 133326), (3159, 126742), (3402, 117689), (3861, 103698), (4158, 96291), (4914, 81477), (4938, 81081), (5346, 74893), (5761, 69498), (6006, 66663), (6237, 64194), (6318, 63371), (7371, 54318), (7407, 54054), (7722, 51849), (9009, 44442), (9053, 44226), (10699, 37422), (11522, 34749), (11583, 34566), (12474, 32097), (14742, 27159), (14814, 27027), (17283, 23166), (18018, 22221), (18106, 22113), (18711, 21398)]