42139020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1303}}^1$

素因数の和:1340

約数の個数: 144

約数和(自身を含む): 149845248

約数和(自身を除く): 107706228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 49, 55, 60, 66, 70, 77, 84, 98, 105, 110, 132, 140, 147, 154, 165, 196, 210, 220, 231, 245, 294, 308, 330, 385, 420, 462, 490, 539, 588, 660, 735, 770, 924, 980, 1078, 1155, 1303, 1470, 1540, 1617, 2156, 2310, 2606, 2695, 2940, 3234, 3909, 4620, 5212, 5390, 6468, 6515, 7818, 8085, 9121, 10780, 13030, 14333, 15636, 16170, 18242, 19545, 26060, 27363, 28666, 32340, 36484, 39090, 42999, 45605, 54726, 57332, 63847, 71665, 78180, 85998, 91210, 100331, 109452, 127694, 136815, 143330, 171996, 182420, 191541, 200662, 214995, 255388, 273630, 286660, 300993, 319235, 383082, 401324, 429990, 501655, 547260, 601986, 638470, 702317, 766164, 859980, 957705, 1003310, 1203972, 1276940, 1404634, 1504965, 1915410, 2006620, 2106951, 2809268, 3009930, 3511585, 3830820, 4213902, 6019860, 7023170, 8427804, 10534755, 14046340, 21069510, 42139020]

約数ペア:

[(1, 42139020), (2, 21069510), (3, 14046340), (4, 10534755), (5, 8427804), (6, 7023170), (7, 6019860), (10, 4213902), (11, 3830820), (12, 3511585), (14, 3009930), (15, 2809268), (20, 2106951), (21, 2006620), (22, 1915410), (28, 1504965), (30, 1404634), (33, 1276940), (35, 1203972), (42, 1003310), (44, 957705), (49, 859980), (55, 766164), (60, 702317), (66, 638470), (70, 601986), (77, 547260), (84, 501655), (98, 429990), (105, 401324), (110, 383082), (132, 319235), (140, 300993), (147, 286660), (154, 273630), (165, 255388), (196, 214995), (210, 200662), (220, 191541), (231, 182420), (245, 171996), (294, 143330), (308, 136815), (330, 127694), (385, 109452), (420, 100331), (462, 91210), (490, 85998), (539, 78180), (588, 71665), (660, 63847), (735, 57332), (770, 54726), (924, 45605), (980, 42999), (1078, 39090), (1155, 36484), (1303, 32340), (1470, 28666), (1540, 27363), (1617, 26060), (2156, 19545), (2310, 18242), (2606, 16170), (2695, 15636), (2940, 14333), (3234, 13030), (3909, 10780), (4620, 9121), (5212, 8085), (5390, 7818), (6468, 6515)]