81878832

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2801}}^1$

素因数の和:2851

約数の個数: 120

約数和(自身を含む): 271009440

約数和(自身を除く): 189130608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 36, 42, 48, 56, 58, 63, 72, 84, 87, 112, 116, 126, 144, 168, 174, 203, 232, 252, 261, 336, 348, 406, 464, 504, 522, 609, 696, 812, 1008, 1044, 1218, 1392, 1624, 1827, 2088, 2436, 2801, 3248, 3654, 4176, 4872, 5602, 7308, 8403, 9744, 11204, 14616, 16806, 19607, 22408, 25209, 29232, 33612, 39214, 44816, 50418, 58821, 67224, 78428, 81229, 100836, 117642, 134448, 156856, 162458, 176463, 201672, 235284, 243687, 313712, 324916, 352926, 403344, 470568, 487374, 568603, 649832, 705852, 731061, 941136, 974748, 1137206, 1299664, 1411704, 1462122, 1705809, 1949496, 2274412, 2823408, 2924244, 3411618, 3898992, 4548824, 5117427, 5848488, 6823236, 9097648, 10234854, 11696976, 13646472, 20469708, 27292944, 40939416, 81878832]

約数ペア:

[(1, 81878832), (2, 40939416), (3, 27292944), (4, 20469708), (6, 13646472), (7, 11696976), (8, 10234854), (9, 9097648), (12, 6823236), (14, 5848488), (16, 5117427), (18, 4548824), (21, 3898992), (24, 3411618), (28, 2924244), (29, 2823408), (36, 2274412), (42, 1949496), (48, 1705809), (56, 1462122), (58, 1411704), (63, 1299664), (72, 1137206), (84, 974748), (87, 941136), (112, 731061), (116, 705852), (126, 649832), (144, 568603), (168, 487374), (174, 470568), (203, 403344), (232, 352926), (252, 324916), (261, 313712), (336, 243687), (348, 235284), (406, 201672), (464, 176463), (504, 162458), (522, 156856), (609, 134448), (696, 117642), (812, 100836), (1008, 81229), (1044, 78428), (1218, 67224), (1392, 58821), (1624, 50418), (1827, 44816), (2088, 39214), (2436, 33612), (2801, 29232), (3248, 25209), (3654, 22408), (4176, 19607), (4872, 16806), (5602, 14616), (7308, 11204), (8403, 9744)]