242540445

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 497664000

約数和(自身を除く): 255123555

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 49, 51, 59, 85, 105, 119, 141, 147, 177, 235, 245, 255, 295, 329, 343, 357, 413, 595, 705, 735, 799, 833, 885, 987, 1003, 1029, 1239, 1645, 1715, 1785, 2065, 2303, 2397, 2499, 2773, 2891, 3009, 3995, 4165, 4935, 5015, 5145, 5593, 5831, 6195, 6909, 7021, 8319, 8673, 11515, 11985, 12495, 13865, 14455, 15045, 16121, 16779, 17493, 19411, 20237, 21063, 27965, 29155, 34545, 35105, 39151, 41595, 43365, 47141, 48363, 49147, 58233, 60711, 80605, 83895, 87465, 97055, 101185, 105315, 117453, 135877, 141423, 147441, 195755, 235705, 241815, 245735, 274057, 291165, 303555, 329987, 344029, 407631, 587265, 679385, 707115, 737205, 822171, 951139, 989961, 1032087, 1370285, 1649935, 1720145, 2038155, 2309909, 2853417, 4110855, 4755695, 4949805, 5160435, 6929727, 11549545, 14267085, 16169363, 34648635, 48508089, 80846815, 242540445]

約数ペア:

[(1, 242540445), (3, 80846815), (5, 48508089), (7, 34648635), (15, 16169363), (17, 14267085), (21, 11549545), (35, 6929727), (47, 5160435), (49, 4949805), (51, 4755695), (59, 4110855), (85, 2853417), (105, 2309909), (119, 2038155), (141, 1720145), (147, 1649935), (177, 1370285), (235, 1032087), (245, 989961), (255, 951139), (295, 822171), (329, 737205), (343, 707115), (357, 679385), (413, 587265), (595, 407631), (705, 344029), (735, 329987), (799, 303555), (833, 291165), (885, 274057), (987, 245735), (1003, 241815), (1029, 235705), (1239, 195755), (1645, 147441), (1715, 141423), (1785, 135877), (2065, 117453), (2303, 105315), (2397, 101185), (2499, 97055), (2773, 87465), (2891, 83895), (3009, 80605), (3995, 60711), (4165, 58233), (4935, 49147), (5015, 48363), (5145, 47141), (5593, 43365), (5831, 41595), (6195, 39151), (6909, 35105), (7021, 34545), (8319, 29155), (8673, 27965), (11515, 21063), (11985, 20237), (12495, 19411), (13865, 17493), (14455, 16779), (15045, 16121)]