217171368

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:637

約数の個数: 160

約数和(自身を含む): 662112000

約数和(自身を除く): 444940632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 31, 36, 38, 54, 57, 62, 72, 76, 81, 93, 108, 114, 124, 152, 162, 171, 186, 216, 228, 248, 279, 324, 342, 372, 456, 513, 558, 569, 589, 648, 684, 744, 837, 1026, 1116, 1138, 1178, 1368, 1539, 1674, 1707, 1767, 2052, 2232, 2276, 2356, 2511, 3078, 3348, 3414, 3534, 4104, 4552, 4712, 5022, 5121, 5301, 6156, 6696, 6828, 7068, 10044, 10242, 10602, 10811, 12312, 13656, 14136, 15363, 15903, 17639, 20088, 20484, 21204, 21622, 30726, 31806, 32433, 35278, 40968, 42408, 43244, 46089, 47709, 52917, 61452, 63612, 64866, 70556, 86488, 92178, 95418, 97299, 105834, 122904, 127224, 129732, 141112, 158751, 184356, 190836, 194598, 211668, 259464, 291897, 317502, 335141, 368712, 381672, 389196, 423336, 476253, 583794, 635004, 670282, 778392, 875691, 952506, 1005423, 1167588, 1270008, 1340564, 1428759, 1751382, 1905012, 2010846, 2335176, 2681128, 2857518, 3016269, 3502764, 3810024, 4021692, 5715036, 6032538, 7005528, 8043384, 9048807, 11430072, 12065076, 18097614, 24130152, 27146421, 36195228, 54292842, 72390456, 108585684, 217171368]

約数ペア:

[(1, 217171368), (2, 108585684), (3, 72390456), (4, 54292842), (6, 36195228), (8, 27146421), (9, 24130152), (12, 18097614), (18, 12065076), (19, 11430072), (24, 9048807), (27, 8043384), (31, 7005528), (36, 6032538), (38, 5715036), (54, 4021692), (57, 3810024), (62, 3502764), (72, 3016269), (76, 2857518), (81, 2681128), (93, 2335176), (108, 2010846), (114, 1905012), (124, 1751382), (152, 1428759), (162, 1340564), (171, 1270008), (186, 1167588), (216, 1005423), (228, 952506), (248, 875691), (279, 778392), (324, 670282), (342, 635004), (372, 583794), (456, 476253), (513, 423336), (558, 389196), (569, 381672), (589, 368712), (648, 335141), (684, 317502), (744, 291897), (837, 259464), (1026, 211668), (1116, 194598), (1138, 190836), (1178, 184356), (1368, 158751), (1539, 141112), (1674, 129732), (1707, 127224), (1767, 122904), (2052, 105834), (2232, 97299), (2276, 95418), (2356, 92178), (2511, 86488), (3078, 70556), (3348, 64866), (3414, 63612), (3534, 61452), (4104, 52917), (4552, 47709), (4712, 46089), (5022, 43244), (5121, 42408), (5301, 40968), (6156, 35278), (6696, 32433), (6828, 31806), (7068, 30726), (10044, 21622), (10242, 21204), (10602, 20484), (10811, 20088), (12312, 17639), (13656, 15903), (14136, 15363)]