91287280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 263983104

約数和(自身を除く): 172695824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 80, 85, 86, 112, 119, 136, 140, 170, 172, 215, 223, 238, 272, 280, 301, 340, 344, 430, 446, 476, 560, 595, 602, 680, 688, 731, 860, 892, 952, 1115, 1190, 1204, 1360, 1462, 1505, 1561, 1720, 1784, 1904, 2230, 2380, 2408, 2924, 3010, 3122, 3440, 3568, 3655, 3791, 4460, 4760, 4816, 5117, 5848, 6020, 6244, 7310, 7582, 7805, 8920, 9520, 9589, 10234, 11696, 12040, 12488, 14620, 15164, 15610, 17840, 18955, 19178, 20468, 24080, 24976, 25585, 26537, 29240, 30328, 31220, 37910, 38356, 40936, 47945, 51170, 53074, 58480, 60656, 62440, 67123, 75820, 76712, 81872, 95890, 102340, 106148, 124880, 132685, 134246, 151640, 153424, 163013, 191780, 204680, 212296, 265370, 268492, 303280, 326026, 335615, 383560, 409360, 424592, 530740, 536984, 652052, 671230, 767120, 815065, 1061480, 1073968, 1141091, 1304104, 1342460, 1630130, 2122960, 2282182, 2608208, 2684920, 3260260, 4564364, 5369840, 5705455, 6520520, 9128728, 11410910, 13041040, 18257456, 22821820, 45643640, 91287280]

約数ペア:

[(1, 91287280), (2, 45643640), (4, 22821820), (5, 18257456), (7, 13041040), (8, 11410910), (10, 9128728), (14, 6520520), (16, 5705455), (17, 5369840), (20, 4564364), (28, 3260260), (34, 2684920), (35, 2608208), (40, 2282182), (43, 2122960), (56, 1630130), (68, 1342460), (70, 1304104), (80, 1141091), (85, 1073968), (86, 1061480), (112, 815065), (119, 767120), (136, 671230), (140, 652052), (170, 536984), (172, 530740), (215, 424592), (223, 409360), (238, 383560), (272, 335615), (280, 326026), (301, 303280), (340, 268492), (344, 265370), (430, 212296), (446, 204680), (476, 191780), (560, 163013), (595, 153424), (602, 151640), (680, 134246), (688, 132685), (731, 124880), (860, 106148), (892, 102340), (952, 95890), (1115, 81872), (1190, 76712), (1204, 75820), (1360, 67123), (1462, 62440), (1505, 60656), (1561, 58480), (1720, 53074), (1784, 51170), (1904, 47945), (2230, 40936), (2380, 38356), (2408, 37910), (2924, 31220), (3010, 30328), (3122, 29240), (3440, 26537), (3568, 25585), (3655, 24976), (3791, 24080), (4460, 20468), (4760, 19178), (4816, 18955), (5117, 17840), (5848, 15610), (6020, 15164), (6244, 14620), (7310, 12488), (7582, 12040), (7805, 11696), (8920, 10234), (9520, 9589)]