221232492

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 288

約数和(自身を含む): 708341760

約数和(自身を除く): 487109268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 23, 26, 27, 31, 34, 36, 39, 46, 51, 52, 54, 62, 68, 69, 78, 92, 93, 102, 108, 117, 124, 138, 153, 156, 169, 186, 204, 207, 221, 234, 276, 279, 299, 306, 338, 351, 372, 391, 403, 414, 442, 459, 468, 507, 527, 558, 598, 612, 621, 663, 676, 702, 713, 782, 806, 828, 837, 884, 897, 918, 1014, 1054, 1116, 1173, 1196, 1209, 1242, 1326, 1404, 1426, 1521, 1564, 1581, 1612, 1674, 1794, 1836, 1989, 2028, 2108, 2139, 2346, 2418, 2484, 2652, 2691, 2852, 2873, 3042, 3162, 3348, 3519, 3588, 3627, 3887, 3978, 4278, 4563, 4692, 4743, 4836, 5083, 5239, 5382, 5746, 5967, 6084, 6324, 6417, 6851, 7038, 7254, 7774, 7956, 8073, 8556, 8619, 9126, 9269, 9486, 10166, 10478, 10557, 10764, 10881, 11492, 11661, 11934, 12121, 12834, 13702, 14076, 14229, 14508, 15249, 15548, 15717, 16146, 17238, 18252, 18538, 18972, 19251, 20332, 20553, 20956, 21114, 21762, 23322, 23868, 24242, 25668, 25857, 27404, 27807, 28458, 30498, 31434, 32292, 34476, 34983, 36363, 37076, 38502, 41106, 42228, 43524, 45747, 46644, 47151, 48484, 51714, 55614, 56916, 60996, 61659, 62868, 66079, 69966, 72726, 77004, 77571, 82212, 83421, 89063, 91494, 94302, 103428, 104949, 109089, 111228, 120497, 123318, 132158, 137241, 139932, 141453, 145452, 155142, 157573, 166842, 178126, 182988, 184977, 188604, 198237, 209898, 218178, 240994, 246636, 250263, 264316, 267189, 274482, 282906, 310284, 315146, 327267, 333684, 356252, 361491, 369954, 396474, 419796, 436356, 472719, 481988, 500526, 534378, 548964, 565812, 594711, 630292, 654534, 722982, 739908, 792948, 801567, 945438, 1001052, 1068756, 1084473, 1189422, 1309068, 1418157, 1445964, 1603134, 1784133, 1890876, 2048449, 2168946, 2378844, 2404701, 2836314, 3206268, 3253419, 3568266, 4096898, 4254471, 4337892, 4809402, 5672628, 6145347, 6506838, 7136532, 8193796, 8508942, 9618804, 12290694, 13013676, 17017884, 18436041, 24581388, 36872082, 55308123, 73744164, 110616246, 221232492]

約数ペア:

[(1, 221232492), (2, 110616246), (3, 73744164), (4, 55308123), (6, 36872082), (9, 24581388), (12, 18436041), (13, 17017884), (17, 13013676), (18, 12290694), (23, 9618804), (26, 8508942), (27, 8193796), (31, 7136532), (34, 6506838), (36, 6145347), (39, 5672628), (46, 4809402), (51, 4337892), (52, 4254471), (54, 4096898), (62, 3568266), (68, 3253419), (69, 3206268), (78, 2836314), (92, 2404701), (93, 2378844), (102, 2168946), (108, 2048449), (117, 1890876), (124, 1784133), (138, 1603134), (153, 1445964), (156, 1418157), (169, 1309068), (186, 1189422), (204, 1084473), (207, 1068756), (221, 1001052), (234, 945438), (276, 801567), (279, 792948), (299, 739908), (306, 722982), (338, 654534), (351, 630292), (372, 594711), (391, 565812), (403, 548964), (414, 534378), (442, 500526), (459, 481988), (468, 472719), (507, 436356), (527, 419796), (558, 396474), (598, 369954), (612, 361491), (621, 356252), (663, 333684), (676, 327267), (702, 315146), (713, 310284), (782, 282906), (806, 274482), (828, 267189), (837, 264316), (884, 250263), (897, 246636), (918, 240994), (1014, 218178), (1054, 209898), (1116, 198237), (1173, 188604), (1196, 184977), (1209, 182988), (1242, 178126), (1326, 166842), (1404, 157573), (1426, 155142), (1521, 145452), (1564, 141453), (1581, 139932), (1612, 137241), (1674, 132158), (1794, 123318), (1836, 120497), (1989, 111228), (2028, 109089), (2108, 104949), (2139, 103428), (2346, 94302), (2418, 91494), (2484, 89063), (2652, 83421), (2691, 82212), (2852, 77571), (2873, 77004), (3042, 72726), (3162, 69966), (3348, 66079), (3519, 62868), (3588, 61659), (3627, 60996), (3887, 56916), (3978, 55614), (4278, 51714), (4563, 48484), (4692, 47151), (4743, 46644), (4836, 45747), (5083, 43524), (5239, 42228), (5382, 41106), (5746, 38502), (5967, 37076), (6084, 36363), (6324, 34983), (6417, 34476), (6851, 32292), (7038, 31434), (7254, 30498), (7774, 28458), (7956, 27807), (8073, 27404), (8556, 25857), (8619, 25668), (9126, 24242), (9269, 23868), (9486, 23322), (10166, 21762), (10478, 21114), (10557, 20956), (10764, 20553), (10881, 20332), (11492, 19251), (11661, 18972), (11934, 18538), (12121, 18252), (12834, 17238), (13702, 16146), (14076, 15717), (14229, 15548), (14508, 15249)]