42668220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 145248768

約数和(自身を除く): 102580548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 631, 644, 690, 735, 805, 966, 980, 1127, 1262, 1380, 1470, 1610, 1893, 1932, 2254, 2415, 2524, 2940, 3155, 3220, 3381, 3786, 4417, 4508, 4830, 5635, 6310, 6762, 7572, 8834, 9465, 9660, 11270, 12620, 13251, 13524, 14513, 16905, 17668, 18930, 22085, 22540, 26502, 29026, 30919, 33810, 37860, 43539, 44170, 53004, 58052, 61838, 66255, 67620, 72565, 87078, 88340, 92757, 101591, 123676, 132510, 145130, 154595, 174156, 185514, 203182, 217695, 265020, 290260, 304773, 309190, 371028, 406364, 435390, 463785, 507955, 609546, 618380, 711137, 870780, 927570, 1015910, 1219092, 1422274, 1523865, 1855140, 2031820, 2133411, 2844548, 3047730, 3555685, 4266822, 6095460, 7111370, 8533644, 10667055, 14222740, 21334110, 42668220]

約数ペア:

[(1, 42668220), (2, 21334110), (3, 14222740), (4, 10667055), (5, 8533644), (6, 7111370), (7, 6095460), (10, 4266822), (12, 3555685), (14, 3047730), (15, 2844548), (20, 2133411), (21, 2031820), (23, 1855140), (28, 1523865), (30, 1422274), (35, 1219092), (42, 1015910), (46, 927570), (49, 870780), (60, 711137), (69, 618380), (70, 609546), (84, 507955), (92, 463785), (98, 435390), (105, 406364), (115, 371028), (138, 309190), (140, 304773), (147, 290260), (161, 265020), (196, 217695), (210, 203182), (230, 185514), (245, 174156), (276, 154595), (294, 145130), (322, 132510), (345, 123676), (420, 101591), (460, 92757), (483, 88340), (490, 87078), (588, 72565), (631, 67620), (644, 66255), (690, 61838), (735, 58052), (805, 53004), (966, 44170), (980, 43539), (1127, 37860), (1262, 33810), (1380, 30919), (1470, 29026), (1610, 26502), (1893, 22540), (1932, 22085), (2254, 18930), (2415, 17668), (2524, 16905), (2940, 14513), (3155, 13524), (3220, 13251), (3381, 12620), (3786, 11270), (4417, 9660), (4508, 9465), (4830, 8834), (5635, 7572), (6310, 6762)]