123485880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{21001}}^1$

素因数の和:21029

約数の個数: 96

約数和(自身を含む): 430961040

約数和(自身を除く): 307475160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 21001, 42002, 63003, 84004, 105005, 126006, 147007, 168008, 210010, 252012, 294014, 315015, 420020, 441021, 504024, 588028, 630030, 735035, 840040, 882042, 1029049, 1176056, 1260060, 1470070, 1764084, 2058098, 2205105, 2520120, 2940140, 3087147, 3528168, 4116196, 4410210, 5145245, 5880280, 6174294, 8232392, 8820420, 10290490, 12348588, 15435735, 17640840, 20580980, 24697176, 30871470, 41161960, 61742940, 123485880]

約数ペア:

[(1, 123485880), (2, 61742940), (3, 41161960), (4, 30871470), (5, 24697176), (6, 20580980), (7, 17640840), (8, 15435735), (10, 12348588), (12, 10290490), (14, 8820420), (15, 8232392), (20, 6174294), (21, 5880280), (24, 5145245), (28, 4410210), (30, 4116196), (35, 3528168), (40, 3087147), (42, 2940140), (49, 2520120), (56, 2205105), (60, 2058098), (70, 1764084), (84, 1470070), (98, 1260060), (105, 1176056), (120, 1029049), (140, 882042), (147, 840040), (168, 735035), (196, 630030), (210, 588028), (245, 504024), (280, 441021), (294, 420020), (392, 315015), (420, 294014), (490, 252012), (588, 210010), (735, 168008), (840, 147007), (980, 126006), (1176, 105005), (1470, 84004), (1960, 63003), (2940, 42002), (5880, 21001)]