123744560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1302

約数の個数: 80

約数和(自身を含む): 304480512

約数和(自身を除く): 180735952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 820, 1217, 1240, 1271, 1640, 2434, 2480, 2542, 3280, 4868, 5084, 6085, 6355, 9736, 10168, 12170, 12710, 19472, 20336, 24340, 25420, 37727, 48680, 49897, 50840, 75454, 97360, 99794, 101680, 150908, 188635, 199588, 249485, 301816, 377270, 399176, 498970, 603632, 754540, 798352, 997940, 1509080, 1546807, 1995880, 3018160, 3093614, 3991760, 6187228, 7734035, 12374456, 15468070, 24748912, 30936140, 61872280, 123744560]

約数ペア:

[(1, 123744560), (2, 61872280), (4, 30936140), (5, 24748912), (8, 15468070), (10, 12374456), (16, 7734035), (20, 6187228), (31, 3991760), (40, 3093614), (41, 3018160), (62, 1995880), (80, 1546807), (82, 1509080), (124, 997940), (155, 798352), (164, 754540), (205, 603632), (248, 498970), (310, 399176), (328, 377270), (410, 301816), (496, 249485), (620, 199588), (656, 188635), (820, 150908), (1217, 101680), (1240, 99794), (1271, 97360), (1640, 75454), (2434, 50840), (2480, 49897), (2542, 48680), (3280, 37727), (4868, 25420), (5084, 24340), (6085, 20336), (6355, 19472), (9736, 12710), (10168, 12170)]