28501704

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 99066240

約数和(自身を除く): 70564536

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 53, 56, 63, 66, 72, 77, 84, 88, 97, 99, 106, 126, 132, 154, 159, 168, 194, 198, 212, 231, 252, 264, 291, 308, 318, 371, 388, 396, 424, 462, 477, 504, 582, 583, 616, 636, 679, 693, 742, 776, 792, 873, 924, 954, 1067, 1113, 1164, 1166, 1272, 1358, 1386, 1484, 1746, 1749, 1848, 1908, 2037, 2134, 2226, 2328, 2332, 2716, 2772, 2968, 3201, 3339, 3492, 3498, 3816, 4074, 4081, 4268, 4452, 4664, 5141, 5247, 5432, 5544, 6111, 6402, 6678, 6984, 6996, 7469, 8148, 8162, 8536, 8904, 9603, 10282, 10494, 12222, 12243, 12804, 13356, 13992, 14938, 15423, 16296, 16324, 19206, 20564, 20988, 22407, 24444, 24486, 25608, 26712, 29876, 30846, 32648, 35987, 36729, 38412, 41128, 41976, 44814, 46269, 48888, 48972, 56551, 59752, 61692, 67221, 71974, 73458, 76824, 89628, 92538, 97944, 107961, 113102, 123384, 134442, 143948, 146916, 169653, 179256, 185076, 215922, 226204, 268884, 287896, 293832, 323883, 339306, 370152, 395857, 431844, 452408, 508959, 537768, 647766, 678612, 791714, 863688, 1017918, 1187571, 1295532, 1357224, 1583428, 2035836, 2375142, 2591064, 3166856, 3562713, 4071672, 4750284, 7125426, 9500568, 14250852, 28501704]

約数ペア:

[(1, 28501704), (2, 14250852), (3, 9500568), (4, 7125426), (6, 4750284), (7, 4071672), (8, 3562713), (9, 3166856), (11, 2591064), (12, 2375142), (14, 2035836), (18, 1583428), (21, 1357224), (22, 1295532), (24, 1187571), (28, 1017918), (33, 863688), (36, 791714), (42, 678612), (44, 647766), (53, 537768), (56, 508959), (63, 452408), (66, 431844), (72, 395857), (77, 370152), (84, 339306), (88, 323883), (97, 293832), (99, 287896), (106, 268884), (126, 226204), (132, 215922), (154, 185076), (159, 179256), (168, 169653), (194, 146916), (198, 143948), (212, 134442), (231, 123384), (252, 113102), (264, 107961), (291, 97944), (308, 92538), (318, 89628), (371, 76824), (388, 73458), (396, 71974), (424, 67221), (462, 61692), (477, 59752), (504, 56551), (582, 48972), (583, 48888), (616, 46269), (636, 44814), (679, 41976), (693, 41128), (742, 38412), (776, 36729), (792, 35987), (873, 32648), (924, 30846), (954, 29876), (1067, 26712), (1113, 25608), (1164, 24486), (1166, 24444), (1272, 22407), (1358, 20988), (1386, 20564), (1484, 19206), (1746, 16324), (1749, 16296), (1848, 15423), (1908, 14938), (2037, 13992), (2134, 13356), (2226, 12804), (2328, 12243), (2332, 12222), (2716, 10494), (2772, 10282), (2968, 9603), (3201, 8904), (3339, 8536), (3492, 8162), (3498, 8148), (3816, 7469), (4074, 6996), (4081, 6984), (4268, 6678), (4452, 6402), (4664, 6111), (5141, 5544), (5247, 5432)]