181834240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 160

約数和(自身を含む): 508717440

約数和(自身を除く): 326883200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 139, 140, 146, 160, 224, 256, 278, 280, 292, 320, 365, 448, 511, 512, 556, 560, 584, 640, 695, 730, 896, 973, 1022, 1112, 1120, 1168, 1280, 1390, 1460, 1792, 1946, 2044, 2224, 2240, 2336, 2555, 2560, 2780, 2920, 3584, 3892, 4088, 4448, 4480, 4672, 4865, 5110, 5560, 5840, 7784, 8176, 8896, 8960, 9344, 9730, 10147, 10220, 11120, 11680, 15568, 16352, 17792, 17920, 18688, 19460, 20294, 20440, 22240, 23360, 31136, 32704, 35584, 37376, 38920, 40588, 40880, 44480, 46720, 50735, 62272, 65408, 71029, 71168, 77840, 81176, 81760, 88960, 93440, 101470, 124544, 130816, 142058, 155680, 162352, 163520, 177920, 186880, 202940, 249088, 261632, 284116, 311360, 324704, 327040, 355145, 355840, 405880, 498176, 568232, 622720, 649408, 654080, 710290, 811760, 1136464, 1245440, 1298816, 1308160, 1420580, 1623520, 2272928, 2490880, 2597632, 2841160, 3247040, 4545856, 5195264, 5682320, 6494080, 9091712, 11364640, 12988160, 18183424, 22729280, 25976320, 36366848, 45458560, 90917120, 181834240]

約数ペア:

[(1, 181834240), (2, 90917120), (4, 45458560), (5, 36366848), (7, 25976320), (8, 22729280), (10, 18183424), (14, 12988160), (16, 11364640), (20, 9091712), (28, 6494080), (32, 5682320), (35, 5195264), (40, 4545856), (56, 3247040), (64, 2841160), (70, 2597632), (73, 2490880), (80, 2272928), (112, 1623520), (128, 1420580), (139, 1308160), (140, 1298816), (146, 1245440), (160, 1136464), (224, 811760), (256, 710290), (278, 654080), (280, 649408), (292, 622720), (320, 568232), (365, 498176), (448, 405880), (511, 355840), (512, 355145), (556, 327040), (560, 324704), (584, 311360), (640, 284116), (695, 261632), (730, 249088), (896, 202940), (973, 186880), (1022, 177920), (1112, 163520), (1120, 162352), (1168, 155680), (1280, 142058), (1390, 130816), (1460, 124544), (1792, 101470), (1946, 93440), (2044, 88960), (2224, 81760), (2240, 81176), (2336, 77840), (2555, 71168), (2560, 71029), (2780, 65408), (2920, 62272), (3584, 50735), (3892, 46720), (4088, 44480), (4448, 40880), (4480, 40588), (4672, 38920), (4865, 37376), (5110, 35584), (5560, 32704), (5840, 31136), (7784, 23360), (8176, 22240), (8896, 20440), (8960, 20294), (9344, 19460), (9730, 18688), (10147, 17920), (10220, 17792), (11120, 16352), (11680, 15568)]