211674780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^2\times {\mathrm{859}}^1$

素因数の和:948

約数の個数: 108

約数和(自身を含む): 660670920

約数和(自身を除く): 448996140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 859, 1110, 1332, 1369, 1665, 1718, 2220, 2577, 2738, 3330, 3436, 4107, 4295, 5154, 5476, 6660, 6845, 7731, 8214, 8590, 10308, 12321, 12885, 13690, 15462, 16428, 17180, 20535, 24642, 25770, 27380, 30924, 31783, 38655, 41070, 49284, 51540, 61605, 63566, 77310, 82140, 95349, 123210, 127132, 154620, 158915, 190698, 246420, 286047, 317830, 381396, 476745, 572094, 635660, 953490, 1144188, 1175971, 1430235, 1906980, 2351942, 2860470, 3527913, 4703884, 5720940, 5879855, 7055826, 10583739, 11759710, 14111652, 17639565, 21167478, 23519420, 35279130, 42334956, 52918695, 70558260, 105837390, 211674780]

約数ペア:

[(1, 211674780), (2, 105837390), (3, 70558260), (4, 52918695), (5, 42334956), (6, 35279130), (9, 23519420), (10, 21167478), (12, 17639565), (15, 14111652), (18, 11759710), (20, 10583739), (30, 7055826), (36, 5879855), (37, 5720940), (45, 4703884), (60, 3527913), (74, 2860470), (90, 2351942), (111, 1906980), (148, 1430235), (180, 1175971), (185, 1144188), (222, 953490), (333, 635660), (370, 572094), (444, 476745), (555, 381396), (666, 317830), (740, 286047), (859, 246420), (1110, 190698), (1332, 158915), (1369, 154620), (1665, 127132), (1718, 123210), (2220, 95349), (2577, 82140), (2738, 77310), (3330, 63566), (3436, 61605), (4107, 51540), (4295, 49284), (5154, 41070), (5476, 38655), (6660, 31783), (6845, 30924), (7731, 27380), (8214, 25770), (8590, 24642), (10308, 20535), (12321, 17180), (12885, 16428), (13690, 15462)]