72235520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 160

約数和(自身を含む): 206236800

約数和(自身を除く): 134001280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 139, 140, 145, 160, 203, 224, 232, 256, 278, 280, 290, 320, 406, 448, 464, 512, 556, 560, 580, 640, 695, 812, 896, 928, 973, 1015, 1112, 1120, 1160, 1280, 1390, 1624, 1792, 1856, 1946, 2030, 2224, 2240, 2320, 2560, 2780, 3248, 3584, 3712, 3892, 4031, 4060, 4448, 4480, 4640, 4865, 5560, 6496, 7424, 7784, 8062, 8120, 8896, 8960, 9280, 9730, 11120, 12992, 14848, 15568, 16124, 16240, 17792, 17920, 18560, 19460, 20155, 22240, 25984, 28217, 31136, 32248, 32480, 35584, 37120, 38920, 40310, 44480, 51968, 56434, 62272, 64496, 64960, 71168, 74240, 77840, 80620, 88960, 103936, 112868, 124544, 128992, 129920, 141085, 155680, 161240, 177920, 225736, 249088, 257984, 259840, 282170, 311360, 322480, 355840, 451472, 498176, 515968, 519680, 564340, 622720, 644960, 902944, 1031936, 1128680, 1245440, 1289920, 1805888, 2063872, 2257360, 2490880, 2579840, 3611776, 4514720, 5159680, 7223552, 9029440, 10319360, 14447104, 18058880, 36117760, 72235520]

約数ペア:

[(1, 72235520), (2, 36117760), (4, 18058880), (5, 14447104), (7, 10319360), (8, 9029440), (10, 7223552), (14, 5159680), (16, 4514720), (20, 3611776), (28, 2579840), (29, 2490880), (32, 2257360), (35, 2063872), (40, 1805888), (56, 1289920), (58, 1245440), (64, 1128680), (70, 1031936), (80, 902944), (112, 644960), (116, 622720), (128, 564340), (139, 519680), (140, 515968), (145, 498176), (160, 451472), (203, 355840), (224, 322480), (232, 311360), (256, 282170), (278, 259840), (280, 257984), (290, 249088), (320, 225736), (406, 177920), (448, 161240), (464, 155680), (512, 141085), (556, 129920), (560, 128992), (580, 124544), (640, 112868), (695, 103936), (812, 88960), (896, 80620), (928, 77840), (973, 74240), (1015, 71168), (1112, 64960), (1120, 64496), (1160, 62272), (1280, 56434), (1390, 51968), (1624, 44480), (1792, 40310), (1856, 38920), (1946, 37120), (2030, 35584), (2224, 32480), (2240, 32248), (2320, 31136), (2560, 28217), (2780, 25984), (3248, 22240), (3584, 20155), (3712, 19460), (3892, 18560), (4031, 17920), (4060, 17792), (4448, 16240), (4480, 16124), (4640, 15568), (4865, 14848), (5560, 12992), (6496, 11120), (7424, 9730), (7784, 9280), (8062, 8960), (8120, 8896)]