191266900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 479969280

約数和(自身を除く): 288702380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 71, 79, 100, 110, 124, 142, 155, 158, 220, 275, 284, 310, 316, 341, 355, 395, 550, 620, 682, 710, 775, 781, 790, 869, 1100, 1364, 1420, 1550, 1562, 1580, 1705, 1738, 1775, 1975, 2201, 2449, 3100, 3124, 3410, 3476, 3550, 3905, 3950, 4345, 4402, 4898, 5609, 6820, 7100, 7810, 7900, 8525, 8690, 8804, 9796, 11005, 11218, 12245, 15620, 17050, 17380, 19525, 21725, 22010, 22436, 24211, 24490, 26939, 28045, 34100, 39050, 43450, 44020, 48422, 48980, 53878, 55025, 56090, 61225, 61699, 78100, 86900, 96844, 107756, 110050, 112180, 121055, 122450, 123398, 134695, 140225, 173879, 220100, 242110, 244900, 246796, 269390, 280450, 308495, 347758, 484220, 538780, 560900, 605275, 616990, 673475, 695516, 869395, 1210550, 1233980, 1346950, 1542475, 1738790, 1912669, 2421100, 2693900, 3084950, 3477580, 3825338, 4346975, 6169900, 7650676, 8693950, 9563345, 17387900, 19126690, 38253380, 47816725, 95633450, 191266900]

約数ペア:

[(1, 191266900), (2, 95633450), (4, 47816725), (5, 38253380), (10, 19126690), (11, 17387900), (20, 9563345), (22, 8693950), (25, 7650676), (31, 6169900), (44, 4346975), (50, 3825338), (55, 3477580), (62, 3084950), (71, 2693900), (79, 2421100), (100, 1912669), (110, 1738790), (124, 1542475), (142, 1346950), (155, 1233980), (158, 1210550), (220, 869395), (275, 695516), (284, 673475), (310, 616990), (316, 605275), (341, 560900), (355, 538780), (395, 484220), (550, 347758), (620, 308495), (682, 280450), (710, 269390), (775, 246796), (781, 244900), (790, 242110), (869, 220100), (1100, 173879), (1364, 140225), (1420, 134695), (1550, 123398), (1562, 122450), (1580, 121055), (1705, 112180), (1738, 110050), (1775, 107756), (1975, 96844), (2201, 86900), (2449, 78100), (3100, 61699), (3124, 61225), (3410, 56090), (3476, 55025), (3550, 53878), (3905, 48980), (3950, 48422), (4345, 44020), (4402, 43450), (4898, 39050), (5609, 34100), (6820, 28045), (7100, 26939), (7810, 24490), (7900, 24211), (8525, 22436), (8690, 22010), (8804, 21725), (9796, 19525), (11005, 17380), (11218, 17050), (12245, 15620)]