27966900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 89244288

約数和(自身を除く): 61277388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 71, 75, 78, 100, 101, 130, 142, 150, 156, 195, 202, 213, 260, 284, 300, 303, 325, 355, 390, 404, 426, 505, 606, 650, 710, 780, 852, 923, 975, 1010, 1065, 1212, 1300, 1313, 1420, 1515, 1775, 1846, 1950, 2020, 2130, 2525, 2626, 2769, 3030, 3550, 3692, 3900, 3939, 4260, 4615, 5050, 5252, 5325, 5538, 6060, 6565, 7100, 7171, 7575, 7878, 9230, 10100, 10650, 11076, 13130, 13845, 14342, 15150, 15756, 18460, 19695, 21300, 21513, 23075, 26260, 27690, 28684, 30300, 32825, 35855, 39390, 43026, 46150, 55380, 65650, 69225, 71710, 78780, 86052, 92300, 93223, 98475, 107565, 131300, 138450, 143420, 179275, 186446, 196950, 215130, 276900, 279669, 358550, 372892, 393900, 430260, 466115, 537825, 559338, 717100, 932230, 1075650, 1118676, 1398345, 1864460, 2151300, 2330575, 2796690, 4661150, 5593380, 6991725, 9322300, 13983450, 27966900]

約数ペア:

[(1, 27966900), (2, 13983450), (3, 9322300), (4, 6991725), (5, 5593380), (6, 4661150), (10, 2796690), (12, 2330575), (13, 2151300), (15, 1864460), (20, 1398345), (25, 1118676), (26, 1075650), (30, 932230), (39, 717100), (50, 559338), (52, 537825), (60, 466115), (65, 430260), (71, 393900), (75, 372892), (78, 358550), (100, 279669), (101, 276900), (130, 215130), (142, 196950), (150, 186446), (156, 179275), (195, 143420), (202, 138450), (213, 131300), (260, 107565), (284, 98475), (300, 93223), (303, 92300), (325, 86052), (355, 78780), (390, 71710), (404, 69225), (426, 65650), (505, 55380), (606, 46150), (650, 43026), (710, 39390), (780, 35855), (852, 32825), (923, 30300), (975, 28684), (1010, 27690), (1065, 26260), (1212, 23075), (1300, 21513), (1313, 21300), (1420, 19695), (1515, 18460), (1775, 15756), (1846, 15150), (1950, 14342), (2020, 13845), (2130, 13130), (2525, 11076), (2626, 10650), (2769, 10100), (3030, 9230), (3550, 7878), (3692, 7575), (3900, 7171), (3939, 7100), (4260, 6565), (4615, 6060), (5050, 5538), (5252, 5325)]