126296820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2036

約数の個数: 144

約数和(自身を含む): 428064000

約数和(自身を除く): 301767180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 243, 260, 270, 324, 351, 390, 405, 468, 486, 540, 585, 702, 780, 810, 972, 1053, 1170, 1215, 1404, 1620, 1755, 1999, 2106, 2340, 2430, 3159, 3510, 3998, 4212, 4860, 5265, 5997, 6318, 7020, 7996, 9995, 10530, 11994, 12636, 15795, 17991, 19990, 21060, 23988, 25987, 29985, 31590, 35982, 39980, 51974, 53973, 59970, 63180, 71964, 77961, 89955, 103948, 107946, 119940, 129935, 155922, 161919, 179910, 215892, 233883, 259870, 269865, 311844, 323838, 359820, 389805, 467766, 485757, 519740, 539730, 647676, 701649, 779610, 809595, 935532, 971514, 1079460, 1169415, 1403298, 1559220, 1619190, 1943028, 2104947, 2338830, 2428785, 2806596, 3238380, 3508245, 4209894, 4677660, 4857570, 6314841, 7016490, 8419788, 9715140, 10524735, 12629682, 14032980, 21049470, 25259364, 31574205, 42098940, 63148410, 126296820]

約数ペア:

[(1, 126296820), (2, 63148410), (3, 42098940), (4, 31574205), (5, 25259364), (6, 21049470), (9, 14032980), (10, 12629682), (12, 10524735), (13, 9715140), (15, 8419788), (18, 7016490), (20, 6314841), (26, 4857570), (27, 4677660), (30, 4209894), (36, 3508245), (39, 3238380), (45, 2806596), (52, 2428785), (54, 2338830), (60, 2104947), (65, 1943028), (78, 1619190), (81, 1559220), (90, 1403298), (108, 1169415), (117, 1079460), (130, 971514), (135, 935532), (156, 809595), (162, 779610), (180, 701649), (195, 647676), (234, 539730), (243, 519740), (260, 485757), (270, 467766), (324, 389805), (351, 359820), (390, 323838), (405, 311844), (468, 269865), (486, 259870), (540, 233883), (585, 215892), (702, 179910), (780, 161919), (810, 155922), (972, 129935), (1053, 119940), (1170, 107946), (1215, 103948), (1404, 89955), (1620, 77961), (1755, 71964), (1999, 63180), (2106, 59970), (2340, 53973), (2430, 51974), (3159, 39980), (3510, 35982), (3998, 31590), (4212, 29985), (4860, 25987), (5265, 23988), (5997, 21060), (6318, 19990), (7020, 17991), (7996, 15795), (9995, 12636), (10530, 11994)]