19251360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:511

約数の個数: 144

約数和(自身を含む): 68108040

約数和(自身を除く): 48856680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 461, 464, 480, 522, 580, 696, 720, 870, 922, 928, 1044, 1160, 1305, 1383, 1392, 1440, 1740, 1844, 2088, 2305, 2320, 2610, 2766, 2784, 3480, 3688, 4149, 4176, 4610, 4640, 5220, 5532, 6915, 6960, 7376, 8298, 8352, 9220, 10440, 11064, 13369, 13830, 13920, 14752, 16596, 18440, 20745, 20880, 22128, 26738, 27660, 33192, 36880, 40107, 41490, 41760, 44256, 53476, 55320, 66384, 66845, 73760, 80214, 82980, 106952, 110640, 120321, 132768, 133690, 160428, 165960, 200535, 213904, 221280, 240642, 267380, 320856, 331920, 401070, 427808, 481284, 534760, 601605, 641712, 663840, 802140, 962568, 1069520, 1203210, 1283424, 1604280, 1925136, 2139040, 2406420, 3208560, 3850272, 4812840, 6417120, 9625680, 19251360]

約数ペア:

[(1, 19251360), (2, 9625680), (3, 6417120), (4, 4812840), (5, 3850272), (6, 3208560), (8, 2406420), (9, 2139040), (10, 1925136), (12, 1604280), (15, 1283424), (16, 1203210), (18, 1069520), (20, 962568), (24, 802140), (29, 663840), (30, 641712), (32, 601605), (36, 534760), (40, 481284), (45, 427808), (48, 401070), (58, 331920), (60, 320856), (72, 267380), (80, 240642), (87, 221280), (90, 213904), (96, 200535), (116, 165960), (120, 160428), (144, 133690), (145, 132768), (160, 120321), (174, 110640), (180, 106952), (232, 82980), (240, 80214), (261, 73760), (288, 66845), (290, 66384), (348, 55320), (360, 53476), (435, 44256), (461, 41760), (464, 41490), (480, 40107), (522, 36880), (580, 33192), (696, 27660), (720, 26738), (870, 22128), (922, 20880), (928, 20745), (1044, 18440), (1160, 16596), (1305, 14752), (1383, 13920), (1392, 13830), (1440, 13369), (1740, 11064), (1844, 10440), (2088, 9220), (2305, 8352), (2320, 8298), (2610, 7376), (2766, 6960), (2784, 6915), (3480, 5532), (3688, 5220), (4149, 4640), (4176, 4610)]