1806041640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{18979}}^1$

素因数の和:19067

約数の個数: 128

約数和(自身を含む): 5930870400

約数和(自身を除く): 4124828760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 183, 195, 244, 260, 305, 312, 366, 390, 488, 520, 610, 732, 780, 793, 915, 1220, 1464, 1560, 1586, 1830, 2379, 2440, 3172, 3660, 3965, 4758, 6344, 7320, 7930, 9516, 11895, 15860, 18979, 19032, 23790, 31720, 37958, 47580, 56937, 75916, 94895, 95160, 113874, 151832, 189790, 227748, 246727, 284685, 379580, 455496, 493454, 569370, 740181, 759160, 986908, 1138740, 1157719, 1233635, 1480362, 1973816, 2277480, 2315438, 2467270, 2960724, 3473157, 3700905, 4630876, 4934540, 5788595, 5921448, 6946314, 7401810, 9261752, 9869080, 11577190, 13892628, 14803620, 15050347, 17365785, 23154380, 27785256, 29607240, 30100694, 34731570, 45151041, 46308760, 60201388, 69463140, 75251735, 90302082, 120402776, 138926280, 150503470, 180604164, 225755205, 301006940, 361208328, 451510410, 602013880, 903020820, 1806041640]

約数ペア:

[(1, 1806041640), (2, 903020820), (3, 602013880), (4, 451510410), (5, 361208328), (6, 301006940), (8, 225755205), (10, 180604164), (12, 150503470), (13, 138926280), (15, 120402776), (20, 90302082), (24, 75251735), (26, 69463140), (30, 60201388), (39, 46308760), (40, 45151041), (52, 34731570), (60, 30100694), (61, 29607240), (65, 27785256), (78, 23154380), (104, 17365785), (120, 15050347), (122, 14803620), (130, 13892628), (156, 11577190), (183, 9869080), (195, 9261752), (244, 7401810), (260, 6946314), (305, 5921448), (312, 5788595), (366, 4934540), (390, 4630876), (488, 3700905), (520, 3473157), (610, 2960724), (732, 2467270), (780, 2315438), (793, 2277480), (915, 1973816), (1220, 1480362), (1464, 1233635), (1560, 1157719), (1586, 1138740), (1830, 986908), (2379, 759160), (2440, 740181), (3172, 569370), (3660, 493454), (3965, 455496), (4758, 379580), (6344, 284685), (7320, 246727), (7930, 227748), (9516, 189790), (11895, 151832), (15860, 113874), (18979, 95160), (19032, 94895), (23790, 75916), (31720, 56937), (37958, 47580)]