19658520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:322

約数の個数: 192

約数和(自身を含む): 75816000

約数和(自身を除く): 56157480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 56, 58, 60, 63, 70, 72, 84, 87, 90, 105, 116, 120, 126, 140, 145, 168, 174, 180, 203, 210, 232, 252, 261, 269, 280, 290, 315, 348, 360, 406, 420, 435, 504, 522, 538, 580, 609, 630, 696, 807, 812, 840, 870, 1015, 1044, 1076, 1160, 1218, 1260, 1305, 1345, 1614, 1624, 1740, 1827, 1883, 2030, 2088, 2152, 2421, 2436, 2520, 2610, 2690, 3045, 3228, 3480, 3654, 3766, 4035, 4060, 4842, 4872, 5220, 5380, 5649, 6090, 6456, 7308, 7532, 7801, 8070, 8120, 9135, 9415, 9684, 10440, 10760, 11298, 12105, 12180, 14616, 15064, 15602, 16140, 16947, 18270, 18830, 19368, 22596, 23403, 24210, 24360, 28245, 31204, 32280, 33894, 36540, 37660, 39005, 45192, 46806, 48420, 54607, 56490, 62408, 67788, 70209, 73080, 75320, 78010, 84735, 93612, 96840, 109214, 112980, 117015, 135576, 140418, 156020, 163821, 169470, 187224, 218428, 225960, 234030, 273035, 280836, 312040, 327642, 338940, 351045, 436856, 468060, 491463, 546070, 561672, 655284, 677880, 702090, 819105, 936120, 982926, 1092140, 1310568, 1404180, 1638210, 1965852, 2184280, 2457315, 2808360, 3276420, 3931704, 4914630, 6552840, 9829260, 19658520]

約数ペア:

[(1, 19658520), (2, 9829260), (3, 6552840), (4, 4914630), (5, 3931704), (6, 3276420), (7, 2808360), (8, 2457315), (9, 2184280), (10, 1965852), (12, 1638210), (14, 1404180), (15, 1310568), (18, 1092140), (20, 982926), (21, 936120), (24, 819105), (28, 702090), (29, 677880), (30, 655284), (35, 561672), (36, 546070), (40, 491463), (42, 468060), (45, 436856), (56, 351045), (58, 338940), (60, 327642), (63, 312040), (70, 280836), (72, 273035), (84, 234030), (87, 225960), (90, 218428), (105, 187224), (116, 169470), (120, 163821), (126, 156020), (140, 140418), (145, 135576), (168, 117015), (174, 112980), (180, 109214), (203, 96840), (210, 93612), (232, 84735), (252, 78010), (261, 75320), (269, 73080), (280, 70209), (290, 67788), (315, 62408), (348, 56490), (360, 54607), (406, 48420), (420, 46806), (435, 45192), (504, 39005), (522, 37660), (538, 36540), (580, 33894), (609, 32280), (630, 31204), (696, 28245), (807, 24360), (812, 24210), (840, 23403), (870, 22596), (1015, 19368), (1044, 18830), (1076, 18270), (1160, 16947), (1218, 16140), (1260, 15602), (1305, 15064), (1345, 14616), (1614, 12180), (1624, 12105), (1740, 11298), (1827, 10760), (1883, 10440), (2030, 9684), (2088, 9415), (2152, 9135), (2421, 8120), (2436, 8070), (2520, 7801), (2610, 7532), (2690, 7308), (3045, 6456), (3228, 6090), (3480, 5649), (3654, 5380), (3766, 5220), (4035, 4872), (4060, 4842)]