179677420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 448247520

約数和(自身を除く): 268570100

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 53, 59, 65, 68, 85, 106, 118, 130, 169, 170, 212, 221, 236, 260, 265, 295, 338, 340, 442, 530, 590, 676, 689, 767, 845, 884, 901, 1003, 1060, 1105, 1180, 1378, 1534, 1690, 1802, 2006, 2210, 2756, 2873, 3068, 3127, 3380, 3445, 3604, 3835, 4012, 4420, 4505, 5015, 5746, 6254, 6890, 7670, 8957, 9010, 9971, 10030, 11492, 11713, 12508, 13039, 13780, 14365, 15340, 15635, 17914, 18020, 19942, 20060, 23426, 26078, 28730, 31270, 35828, 39884, 40651, 44785, 46852, 49855, 52156, 53159, 57460, 58565, 62540, 65195, 81302, 89570, 99710, 106318, 117130, 130390, 152269, 162604, 169507, 179140, 199420, 203255, 212636, 234260, 260780, 265795, 304538, 339014, 406510, 528463, 531590, 609076, 678028, 691067, 761345, 813020, 847535, 1056926, 1063180, 1382134, 1522690, 1695070, 2113852, 2642315, 2764268, 3045380, 3390140, 3455335, 5284630, 6910670, 8983871, 10569260, 13821340, 17967742, 35935484, 44919355, 89838710, 179677420]

約数ペア:

[(1, 179677420), (2, 89838710), (4, 44919355), (5, 35935484), (10, 17967742), (13, 13821340), (17, 10569260), (20, 8983871), (26, 6910670), (34, 5284630), (52, 3455335), (53, 3390140), (59, 3045380), (65, 2764268), (68, 2642315), (85, 2113852), (106, 1695070), (118, 1522690), (130, 1382134), (169, 1063180), (170, 1056926), (212, 847535), (221, 813020), (236, 761345), (260, 691067), (265, 678028), (295, 609076), (338, 531590), (340, 528463), (442, 406510), (530, 339014), (590, 304538), (676, 265795), (689, 260780), (767, 234260), (845, 212636), (884, 203255), (901, 199420), (1003, 179140), (1060, 169507), (1105, 162604), (1180, 152269), (1378, 130390), (1534, 117130), (1690, 106318), (1802, 99710), (2006, 89570), (2210, 81302), (2756, 65195), (2873, 62540), (3068, 58565), (3127, 57460), (3380, 53159), (3445, 52156), (3604, 49855), (3835, 46852), (4012, 44785), (4420, 40651), (4505, 39884), (5015, 35828), (5746, 31270), (6254, 28730), (6890, 26078), (7670, 23426), (8957, 20060), (9010, 19942), (9971, 18020), (10030, 17914), (11492, 15635), (11713, 15340), (12508, 14365), (13039, 13780)]