180821368

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 440496000

約数和(自身を除く): 259674632

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 37, 49, 52, 56, 74, 91, 98, 104, 137, 148, 182, 196, 259, 274, 296, 343, 364, 392, 481, 518, 548, 637, 686, 728, 959, 962, 1036, 1096, 1274, 1372, 1781, 1813, 1918, 1924, 2072, 2548, 2744, 3367, 3562, 3626, 3836, 3848, 4459, 5069, 5096, 6713, 6734, 7124, 7252, 7672, 8918, 10138, 12467, 12691, 13426, 13468, 14248, 14504, 17836, 20276, 23569, 24934, 25382, 26852, 26936, 35483, 35672, 40552, 46991, 47138, 49868, 50764, 53704, 65897, 70966, 87269, 93982, 94276, 99736, 101528, 131794, 141932, 164983, 174538, 187964, 188552, 248381, 263588, 283864, 329966, 349076, 375928, 461279, 496762, 527176, 610883, 659932, 698152, 922558, 993524, 1221766, 1319864, 1738667, 1845116, 1987048, 2443532, 3228953, 3477334, 3690232, 4887064, 6457906, 6954668, 12915812, 13909336, 22602671, 25831624, 45205342, 90410684, 180821368]

約数ペア:

[(1, 180821368), (2, 90410684), (4, 45205342), (7, 25831624), (8, 22602671), (13, 13909336), (14, 12915812), (26, 6954668), (28, 6457906), (37, 4887064), (49, 3690232), (52, 3477334), (56, 3228953), (74, 2443532), (91, 1987048), (98, 1845116), (104, 1738667), (137, 1319864), (148, 1221766), (182, 993524), (196, 922558), (259, 698152), (274, 659932), (296, 610883), (343, 527176), (364, 496762), (392, 461279), (481, 375928), (518, 349076), (548, 329966), (637, 283864), (686, 263588), (728, 248381), (959, 188552), (962, 187964), (1036, 174538), (1096, 164983), (1274, 141932), (1372, 131794), (1781, 101528), (1813, 99736), (1918, 94276), (1924, 93982), (2072, 87269), (2548, 70966), (2744, 65897), (3367, 53704), (3562, 50764), (3626, 49868), (3836, 47138), (3848, 46991), (4459, 40552), (5069, 35672), (5096, 35483), (6713, 26936), (6734, 26852), (7124, 25382), (7252, 24934), (7672, 23569), (8918, 20276), (10138, 17836), (12467, 14504), (12691, 14248), (13426, 13468)]