637978068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1307}}^1$

素因数の和:1486

約数の個数: 144

約数和(自身を含む): 1999670400

約数和(自身を除く): 1361692332

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 149, 156, 182, 234, 252, 273, 298, 364, 447, 468, 546, 596, 819, 894, 1043, 1092, 1307, 1341, 1638, 1788, 1937, 2086, 2614, 2682, 3129, 3276, 3874, 3921, 4172, 5228, 5364, 5811, 6258, 7748, 7842, 9149, 9387, 11622, 11763, 12516, 13559, 15684, 16991, 17433, 18298, 18774, 23244, 23526, 27118, 27447, 33982, 34866, 36596, 37548, 40677, 47052, 50973, 54236, 54894, 67964, 69732, 81354, 82341, 101946, 109788, 118937, 122031, 152919, 162708, 164682, 194743, 203892, 237874, 244062, 305838, 329364, 356811, 389486, 475748, 488124, 584229, 611676, 713622, 778972, 1070433, 1168458, 1363201, 1427244, 1752687, 2140866, 2336916, 2531659, 2726402, 3505374, 4089603, 4281732, 5063318, 5452804, 7010748, 7594977, 8179206, 10126636, 12268809, 15189954, 16358412, 17721613, 22784931, 24537618, 30379908, 35443226, 45569862, 49075236, 53164839, 70886452, 91139724, 106329678, 159494517, 212659356, 318989034, 637978068]

約数ペア:

[(1, 637978068), (2, 318989034), (3, 212659356), (4, 159494517), (6, 106329678), (7, 91139724), (9, 70886452), (12, 53164839), (13, 49075236), (14, 45569862), (18, 35443226), (21, 30379908), (26, 24537618), (28, 22784931), (36, 17721613), (39, 16358412), (42, 15189954), (52, 12268809), (63, 10126636), (78, 8179206), (84, 7594977), (91, 7010748), (117, 5452804), (126, 5063318), (149, 4281732), (156, 4089603), (182, 3505374), (234, 2726402), (252, 2531659), (273, 2336916), (298, 2140866), (364, 1752687), (447, 1427244), (468, 1363201), (546, 1168458), (596, 1070433), (819, 778972), (894, 713622), (1043, 611676), (1092, 584229), (1307, 488124), (1341, 475748), (1638, 389486), (1788, 356811), (1937, 329364), (2086, 305838), (2614, 244062), (2682, 237874), (3129, 203892), (3276, 194743), (3874, 164682), (3921, 162708), (4172, 152919), (5228, 122031), (5364, 118937), (5811, 109788), (6258, 101946), (7748, 82341), (7842, 81354), (9149, 69732), (9387, 67964), (11622, 54894), (11763, 54236), (12516, 50973), (13559, 47052), (15684, 40677), (16991, 37548), (17433, 36596), (18298, 34866), (18774, 33982), (23244, 27447), (23526, 27118)]