378890460

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 168

約数和(自身を含む): 1285368000

約数和(自身を除く): 906477540

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, 729, 780, 810, 972, 1053, 1170, 1215, 1404, 1458, 1620, 1755, 1999, 2106, 2340, 2430, 2916, 3159, 3510, 3645, 3998, 4212, 4860, 5265, 5997, 6318, 7020, 7290, 7996, 9477, 9995, 10530, 11994, 12636, 14580, 15795, 17991, 18954, 19990, 21060, 23988, 25987, 29985, 31590, 35982, 37908, 39980, 47385, 51974, 53973, 59970, 63180, 71964, 77961, 89955, 94770, 103948, 107946, 119940, 129935, 155922, 161919, 179910, 189540, 215892, 233883, 259870, 269865, 311844, 323838, 359820, 389805, 467766, 485757, 519740, 539730, 647676, 701649, 779610, 809595, 935532, 971514, 1079460, 1169415, 1403298, 1457271, 1559220, 1619190, 1943028, 2104947, 2338830, 2428785, 2806596, 2914542, 3238380, 3508245, 4209894, 4677660, 4857570, 5829084, 6314841, 7016490, 7286355, 8419788, 9715140, 10524735, 12629682, 14032980, 14572710, 18944523, 21049470, 25259364, 29145420, 31574205, 37889046, 42098940, 63148410, 75778092, 94722615, 126296820, 189445230, 378890460]

約数ペア:

[(1, 378890460), (2, 189445230), (3, 126296820), (4, 94722615), (5, 75778092), (6, 63148410), (9, 42098940), (10, 37889046), (12, 31574205), (13, 29145420), (15, 25259364), (18, 21049470), (20, 18944523), (26, 14572710), (27, 14032980), (30, 12629682), (36, 10524735), (39, 9715140), (45, 8419788), (52, 7286355), (54, 7016490), (60, 6314841), (65, 5829084), (78, 4857570), (81, 4677660), (90, 4209894), (108, 3508245), (117, 3238380), (130, 2914542), (135, 2806596), (156, 2428785), (162, 2338830), (180, 2104947), (195, 1943028), (234, 1619190), (243, 1559220), (260, 1457271), (270, 1403298), (324, 1169415), (351, 1079460), (390, 971514), (405, 935532), (468, 809595), (486, 779610), (540, 701649), (585, 647676), (702, 539730), (729, 519740), (780, 485757), (810, 467766), (972, 389805), (1053, 359820), (1170, 323838), (1215, 311844), (1404, 269865), (1458, 259870), (1620, 233883), (1755, 215892), (1999, 189540), (2106, 179910), (2340, 161919), (2430, 155922), (2916, 129935), (3159, 119940), (3510, 107946), (3645, 103948), (3998, 94770), (4212, 89955), (4860, 77961), (5265, 71964), (5997, 63180), (6318, 59970), (7020, 53973), (7290, 51974), (7996, 47385), (9477, 39980), (9995, 37908), (10530, 35982), (11994, 31590), (12636, 29985), (14580, 25987), (15795, 23988), (17991, 21060), (18954, 19990)]