27909420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:900

約数の個数: 144

約数和(自身を含む): 99283968

約数和(自身を除く): 71374548

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, 863, 924, 980, 1078, 1155, 1470, 1540, 1617, 1726, 2156, 2310, 2589, 2695, 2940, 3234, 3452, 4315, 4620, 5178, 5390, 6041, 6468, 8085, 8630, 9493, 10356, 10780, 12082, 12945, 16170, 17260, 18123, 18986, 24164, 25890, 28479, 30205, 32340, 36246, 37972, 42287, 47465, 51780, 56958, 60410, 66451, 72492, 84574, 90615, 94930, 113916, 120820, 126861, 132902, 142395, 169148, 181230, 189860, 199353, 211435, 253722, 265804, 284790, 332255, 362460, 398706, 422870, 465157, 507444, 569580, 634305, 664510, 797412, 845740, 930314, 996765, 1268610, 1329020, 1395471, 1860628, 1993530, 2325785, 2537220, 2790942, 3987060, 4651570, 5581884, 6977355, 9303140, 13954710, 27909420]

約数ペア:

[(1, 27909420), (2, 13954710), (3, 9303140), (4, 6977355), (5, 5581884), (6, 4651570), (7, 3987060), (10, 2790942), (11, 2537220), (12, 2325785), (14, 1993530), (15, 1860628), (20, 1395471), (21, 1329020), (22, 1268610), (28, 996765), (30, 930314), (33, 845740), (35, 797412), (42, 664510), (44, 634305), (49, 569580), (55, 507444), (60, 465157), (66, 422870), (70, 398706), (77, 362460), (84, 332255), (98, 284790), (105, 265804), (110, 253722), (132, 211435), (140, 199353), (147, 189860), (154, 181230), (165, 169148), (196, 142395), (210, 132902), (220, 126861), (231, 120820), (245, 113916), (294, 94930), (308, 90615), (330, 84574), (385, 72492), (420, 66451), (462, 60410), (490, 56958), (539, 51780), (588, 47465), (660, 42287), (735, 37972), (770, 36246), (863, 32340), (924, 30205), (980, 28479), (1078, 25890), (1155, 24164), (1470, 18986), (1540, 18123), (1617, 17260), (1726, 16170), (2156, 12945), (2310, 12082), (2589, 10780), (2695, 10356), (2940, 9493), (3234, 8630), (3452, 8085), (4315, 6468), (4620, 6041), (5178, 5390)]