84406360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 217728000

約数和(自身を除く): 133321640

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 47, 68, 76, 85, 94, 95, 136, 139, 152, 170, 188, 190, 235, 278, 323, 340, 376, 380, 470, 556, 646, 680, 695, 760, 799, 893, 940, 1112, 1292, 1390, 1598, 1615, 1786, 1880, 2363, 2584, 2641, 2780, 3196, 3230, 3572, 3995, 4465, 4726, 5282, 5560, 6392, 6460, 6533, 7144, 7990, 8930, 9452, 10564, 11815, 12920, 13066, 13205, 15181, 15980, 17860, 18904, 21128, 23630, 26132, 26410, 30362, 31960, 32665, 35720, 44897, 47260, 52264, 52820, 60724, 65330, 75905, 89794, 94520, 105640, 111061, 121448, 124127, 130660, 151810, 179588, 222122, 224485, 248254, 261320, 303620, 359176, 444244, 448970, 496508, 555305, 607240, 620635, 888488, 897940, 993016, 1110610, 1241270, 1795880, 2110159, 2221220, 2482540, 4220318, 4442440, 4965080, 8440636, 10550795, 16881272, 21101590, 42203180, 84406360]

約数ペア:

[(1, 84406360), (2, 42203180), (4, 21101590), (5, 16881272), (8, 10550795), (10, 8440636), (17, 4965080), (19, 4442440), (20, 4220318), (34, 2482540), (38, 2221220), (40, 2110159), (47, 1795880), (68, 1241270), (76, 1110610), (85, 993016), (94, 897940), (95, 888488), (136, 620635), (139, 607240), (152, 555305), (170, 496508), (188, 448970), (190, 444244), (235, 359176), (278, 303620), (323, 261320), (340, 248254), (376, 224485), (380, 222122), (470, 179588), (556, 151810), (646, 130660), (680, 124127), (695, 121448), (760, 111061), (799, 105640), (893, 94520), (940, 89794), (1112, 75905), (1292, 65330), (1390, 60724), (1598, 52820), (1615, 52264), (1786, 47260), (1880, 44897), (2363, 35720), (2584, 32665), (2641, 31960), (2780, 30362), (3196, 26410), (3230, 26132), (3572, 23630), (3995, 21128), (4465, 18904), (4726, 17860), (5282, 15980), (5560, 15181), (6392, 13205), (6460, 13066), (6533, 12920), (7144, 11815), (7990, 10564), (8930, 9452)]