21692160

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{269}}^1$

素因数の和:303

約数の個数: 216

約数和(自身を含む): 86093280

約数和(自身を除く): 64401120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 269, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 538, 560, 576, 630, 640, 672, 720, 768, 807, 840, 896, 960, 1008, 1076, 1120, 1152, 1260, 1280, 1344, 1345, 1440, 1614, 1680, 1792, 1883, 1920, 2016, 2152, 2240, 2304, 2421, 2520, 2688, 2690, 2880, 3228, 3360, 3766, 3840, 4032, 4035, 4304, 4480, 4842, 5040, 5376, 5380, 5649, 5760, 6456, 6720, 7532, 8064, 8070, 8608, 8960, 9415, 9684, 10080, 10760, 11298, 11520, 12105, 12912, 13440, 15064, 16128, 16140, 16947, 17216, 18830, 19368, 20160, 21520, 22596, 24210, 25824, 26880, 28245, 30128, 32280, 33894, 34432, 37660, 38736, 40320, 43040, 45192, 48420, 51648, 56490, 60256, 64560, 67788, 68864, 75320, 77472, 80640, 84735, 86080, 90384, 96840, 103296, 112980, 120512, 129120, 135576, 150640, 154944, 169470, 172160, 180768, 193680, 206592, 225960, 241024, 258240, 271152, 301280, 309888, 338940, 344320, 361536, 387360, 451920, 482048, 516480, 542304, 602560, 619776, 677880, 723072, 774720, 903840, 1032960, 1084608, 1205120, 1355760, 1446144, 1549440, 1807680, 2169216, 2410240, 2711520, 3098880, 3615360, 4338432, 5423040, 7230720, 10846080, 21692160]

約数ペア:

[(1, 21692160), (2, 10846080), (3, 7230720), (4, 5423040), (5, 4338432), (6, 3615360), (7, 3098880), (8, 2711520), (9, 2410240), (10, 2169216), (12, 1807680), (14, 1549440), (15, 1446144), (16, 1355760), (18, 1205120), (20, 1084608), (21, 1032960), (24, 903840), (28, 774720), (30, 723072), (32, 677880), (35, 619776), (36, 602560), (40, 542304), (42, 516480), (45, 482048), (48, 451920), (56, 387360), (60, 361536), (63, 344320), (64, 338940), (70, 309888), (72, 301280), (80, 271152), (84, 258240), (90, 241024), (96, 225960), (105, 206592), (112, 193680), (120, 180768), (126, 172160), (128, 169470), (140, 154944), (144, 150640), (160, 135576), (168, 129120), (180, 120512), (192, 112980), (210, 103296), (224, 96840), (240, 90384), (252, 86080), (256, 84735), (269, 80640), (280, 77472), (288, 75320), (315, 68864), (320, 67788), (336, 64560), (360, 60256), (384, 56490), (420, 51648), (448, 48420), (480, 45192), (504, 43040), (538, 40320), (560, 38736), (576, 37660), (630, 34432), (640, 33894), (672, 32280), (720, 30128), (768, 28245), (807, 26880), (840, 25824), (896, 24210), (960, 22596), (1008, 21520), (1076, 20160), (1120, 19368), (1152, 18830), (1260, 17216), (1280, 16947), (1344, 16140), (1345, 16128), (1440, 15064), (1614, 13440), (1680, 12912), (1792, 12105), (1883, 11520), (1920, 11298), (2016, 10760), (2152, 10080), (2240, 9684), (2304, 9415), (2421, 8960), (2520, 8608), (2688, 8070), (2690, 8064), (2880, 7532), (3228, 6720), (3360, 6456), (3766, 5760), (3840, 5649), (4032, 5380), (4035, 5376), (4304, 5040), (4480, 4842)]