489397020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68543}}^1$

素因数の和:68579

約数の個数: 96

約数和(自身を含む): 1658216448

約数和(自身を除く): 1168819428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 68543, 137086, 205629, 274172, 342715, 411258, 479801, 685430, 822516, 959602, 1028145, 1165231, 1370860, 1439403, 1919204, 2056290, 2330462, 2399005, 2878806, 3495693, 4112580, 4660924, 4798010, 5757612, 5826155, 6991386, 7197015, 8156617, 9596020, 11652310, 13982772, 14394030, 16313234, 17478465, 23304620, 24469851, 28788060, 32626468, 34956930, 40783085, 48939702, 69913860, 81566170, 97879404, 122349255, 163132340, 244698510, 489397020]

約数ペア:

[(1, 489397020), (2, 244698510), (3, 163132340), (4, 122349255), (5, 97879404), (6, 81566170), (7, 69913860), (10, 48939702), (12, 40783085), (14, 34956930), (15, 32626468), (17, 28788060), (20, 24469851), (21, 23304620), (28, 17478465), (30, 16313234), (34, 14394030), (35, 13982772), (42, 11652310), (51, 9596020), (60, 8156617), (68, 7197015), (70, 6991386), (84, 5826155), (85, 5757612), (102, 4798010), (105, 4660924), (119, 4112580), (140, 3495693), (170, 2878806), (204, 2399005), (210, 2330462), (238, 2056290), (255, 1919204), (340, 1439403), (357, 1370860), (420, 1165231), (476, 1028145), (510, 959602), (595, 822516), (714, 685430), (1020, 479801), (1190, 411258), (1428, 342715), (1785, 274172), (2380, 205629), (3570, 137086), (7140, 68543)]