40978548

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 168

約数和(自身を含む): 123395328

約数和(自身を除く): 82416780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 47, 52, 54, 69, 78, 81, 92, 94, 108, 117, 138, 141, 156, 162, 188, 207, 234, 243, 276, 282, 299, 324, 351, 414, 423, 468, 486, 564, 598, 611, 621, 702, 729, 828, 846, 897, 972, 1053, 1081, 1196, 1222, 1242, 1269, 1404, 1458, 1692, 1794, 1833, 1863, 2106, 2162, 2444, 2484, 2538, 2691, 2916, 3159, 3243, 3588, 3666, 3726, 3807, 4212, 4324, 5076, 5382, 5499, 5589, 6318, 6486, 7332, 7452, 7614, 8073, 9477, 9729, 10764, 10998, 11178, 11421, 12636, 12972, 14053, 15228, 16146, 16497, 16767, 18954, 19458, 21996, 22356, 22842, 24219, 28106, 29187, 32292, 32994, 33534, 34263, 37908, 38916, 42159, 45684, 48438, 49491, 56212, 58374, 65988, 67068, 68526, 72657, 84318, 87561, 96876, 98982, 116748, 126477, 137052, 145314, 148473, 168636, 175122, 197964, 217971, 252954, 262683, 290628, 296946, 350244, 379431, 435942, 445419, 505908, 525366, 593892, 758862, 788049, 871884, 890838, 1050732, 1138293, 1517724, 1576098, 1781676, 2276586, 3152196, 3414879, 4553172, 6829758, 10244637, 13659516, 20489274, 40978548]

約数ペア:

[(1, 40978548), (2, 20489274), (3, 13659516), (4, 10244637), (6, 6829758), (9, 4553172), (12, 3414879), (13, 3152196), (18, 2276586), (23, 1781676), (26, 1576098), (27, 1517724), (36, 1138293), (39, 1050732), (46, 890838), (47, 871884), (52, 788049), (54, 758862), (69, 593892), (78, 525366), (81, 505908), (92, 445419), (94, 435942), (108, 379431), (117, 350244), (138, 296946), (141, 290628), (156, 262683), (162, 252954), (188, 217971), (207, 197964), (234, 175122), (243, 168636), (276, 148473), (282, 145314), (299, 137052), (324, 126477), (351, 116748), (414, 98982), (423, 96876), (468, 87561), (486, 84318), (564, 72657), (598, 68526), (611, 67068), (621, 65988), (702, 58374), (729, 56212), (828, 49491), (846, 48438), (897, 45684), (972, 42159), (1053, 38916), (1081, 37908), (1196, 34263), (1222, 33534), (1242, 32994), (1269, 32292), (1404, 29187), (1458, 28106), (1692, 24219), (1794, 22842), (1833, 22356), (1863, 21996), (2106, 19458), (2162, 18954), (2444, 16767), (2484, 16497), (2538, 16146), (2691, 15228), (2916, 14053), (3159, 12972), (3243, 12636), (3588, 11421), (3666, 11178), (3726, 10998), (3807, 10764), (4212, 9729), (4324, 9477), (5076, 8073), (5382, 7614), (5499, 7452), (5589, 7332), (6318, 6486)]