17917900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 52496640

約数和(自身を除く): 34578740

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 25, 26, 28, 35, 44, 50, 52, 55, 65, 70, 77, 91, 100, 110, 130, 140, 143, 154, 175, 179, 182, 220, 260, 275, 286, 308, 325, 350, 358, 364, 385, 455, 550, 572, 650, 700, 715, 716, 770, 895, 910, 1001, 1100, 1253, 1300, 1430, 1540, 1790, 1820, 1925, 1969, 2002, 2275, 2327, 2506, 2860, 3575, 3580, 3850, 3938, 4004, 4475, 4550, 4654, 5005, 5012, 6265, 7150, 7700, 7876, 8950, 9100, 9308, 9845, 10010, 11635, 12530, 13783, 14300, 16289, 17900, 19690, 20020, 23270, 25025, 25060, 25597, 27566, 31325, 32578, 39380, 46540, 49225, 50050, 51194, 55132, 58175, 62650, 65156, 68915, 81445, 98450, 100100, 102388, 116350, 125300, 127985, 137830, 162890, 179179, 196900, 232700, 255970, 275660, 325780, 344575, 358358, 407225, 511940, 639925, 689150, 716716, 814450, 895895, 1279850, 1378300, 1628900, 1791790, 2559700, 3583580, 4479475, 8958950, 17917900]

約数ペア:

[(1, 17917900), (2, 8958950), (4, 4479475), (5, 3583580), (7, 2559700), (10, 1791790), (11, 1628900), (13, 1378300), (14, 1279850), (20, 895895), (22, 814450), (25, 716716), (26, 689150), (28, 639925), (35, 511940), (44, 407225), (50, 358358), (52, 344575), (55, 325780), (65, 275660), (70, 255970), (77, 232700), (91, 196900), (100, 179179), (110, 162890), (130, 137830), (140, 127985), (143, 125300), (154, 116350), (175, 102388), (179, 100100), (182, 98450), (220, 81445), (260, 68915), (275, 65156), (286, 62650), (308, 58175), (325, 55132), (350, 51194), (358, 50050), (364, 49225), (385, 46540), (455, 39380), (550, 32578), (572, 31325), (650, 27566), (700, 25597), (715, 25060), (716, 25025), (770, 23270), (895, 20020), (910, 19690), (1001, 17900), (1100, 16289), (1253, 14300), (1300, 13783), (1430, 12530), (1540, 11635), (1790, 10010), (1820, 9845), (1925, 9308), (1969, 9100), (2002, 8950), (2275, 7876), (2327, 7700), (2506, 7150), (2860, 6265), (3575, 5012), (3580, 5005), (3850, 4654), (3938, 4550), (4004, 4475)]