2173137560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:1041

約数の個数: 128

約数和(自身を含む): 5486745600

約数和(自身を除く): 3313608040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 59, 88, 97, 110, 118, 194, 220, 236, 295, 388, 440, 472, 485, 590, 649, 776, 863, 970, 1067, 1180, 1298, 1726, 1940, 2134, 2360, 2596, 3245, 3452, 3880, 4268, 4315, 5192, 5335, 5723, 6490, 6904, 8536, 8630, 9493, 10670, 11446, 12980, 17260, 18986, 21340, 22892, 25960, 28615, 34520, 37972, 42680, 45784, 47465, 50917, 57230, 62953, 75944, 83711, 94930, 101834, 114460, 125906, 167422, 189860, 203668, 228920, 251812, 254585, 314765, 334844, 379720, 407336, 418555, 503624, 509170, 560087, 629530, 669688, 837110, 920821, 1018340, 1120174, 1259060, 1674220, 1841642, 2036680, 2240348, 2518120, 2800435, 3348440, 3683284, 4480696, 4604105, 4938949, 5600870, 7366568, 9208210, 9877898, 11201740, 18416420, 19755796, 22403480, 24694745, 36832840, 39511592, 49389490, 54328439, 98778980, 108656878, 197557960, 217313756, 271642195, 434627512, 543284390, 1086568780, 2173137560]

約数ペア:

[(1, 2173137560), (2, 1086568780), (4, 543284390), (5, 434627512), (8, 271642195), (10, 217313756), (11, 197557960), (20, 108656878), (22, 98778980), (40, 54328439), (44, 49389490), (55, 39511592), (59, 36832840), (88, 24694745), (97, 22403480), (110, 19755796), (118, 18416420), (194, 11201740), (220, 9877898), (236, 9208210), (295, 7366568), (388, 5600870), (440, 4938949), (472, 4604105), (485, 4480696), (590, 3683284), (649, 3348440), (776, 2800435), (863, 2518120), (970, 2240348), (1067, 2036680), (1180, 1841642), (1298, 1674220), (1726, 1259060), (1940, 1120174), (2134, 1018340), (2360, 920821), (2596, 837110), (3245, 669688), (3452, 629530), (3880, 560087), (4268, 509170), (4315, 503624), (5192, 418555), (5335, 407336), (5723, 379720), (6490, 334844), (6904, 314765), (8536, 254585), (8630, 251812), (9493, 228920), (10670, 203668), (11446, 189860), (12980, 167422), (17260, 125906), (18986, 114460), (21340, 101834), (22892, 94930), (25960, 83711), (28615, 75944), (34520, 62953), (37972, 57230), (42680, 50917), (45784, 47465)]