140945280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{10487}}^1$

素因数の和:10516

約数の個数: 128

約数和(自身を含む): 513492480

約数和(自身を除く): 372547200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 10487, 13440, 20974, 31461, 41948, 52435, 62922, 73409, 83896, 104870, 125844, 146818, 157305, 167792, 209740, 220227, 251688, 293636, 314610, 335584, 367045, 419480, 440454, 503376, 587272, 629220, 671168, 734090, 838960, 880908, 1006752, 1101135, 1174544, 1258440, 1342336, 1468180, 1677920, 1761816, 2013504, 2202270, 2349088, 2516880, 2936360, 3355840, 3523632, 4027008, 4404540, 4698176, 5033760, 5872720, 6711680, 7047264, 8809080, 9396352, 10067520, 11745440, 14094528, 17618160, 20135040, 23490880, 28189056, 35236320, 46981760, 70472640, 140945280]

約数ペア:

[(1, 140945280), (2, 70472640), (3, 46981760), (4, 35236320), (5, 28189056), (6, 23490880), (7, 20135040), (8, 17618160), (10, 14094528), (12, 11745440), (14, 10067520), (15, 9396352), (16, 8809080), (20, 7047264), (21, 6711680), (24, 5872720), (28, 5033760), (30, 4698176), (32, 4404540), (35, 4027008), (40, 3523632), (42, 3355840), (48, 2936360), (56, 2516880), (60, 2349088), (64, 2202270), (70, 2013504), (80, 1761816), (84, 1677920), (96, 1468180), (105, 1342336), (112, 1258440), (120, 1174544), (128, 1101135), (140, 1006752), (160, 880908), (168, 838960), (192, 734090), (210, 671168), (224, 629220), (240, 587272), (280, 503376), (320, 440454), (336, 419480), (384, 367045), (420, 335584), (448, 314610), (480, 293636), (560, 251688), (640, 220227), (672, 209740), (840, 167792), (896, 157305), (960, 146818), (1120, 125844), (1344, 104870), (1680, 83896), (1920, 73409), (2240, 62922), (2688, 52435), (3360, 41948), (4480, 31461), (6720, 20974), (10487, 13440)]