256913748

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26141}}^1$

素因数の和:26174

約数の個数: 96

約数和(自身を含む): 819813120

約数和(自身を除く): 562899372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 3276, 4914, 9828, 26141, 52282, 78423, 104564, 156846, 182987, 235269, 313692, 339833, 365974, 470538, 548961, 679666, 705807, 731948, 941076, 1019499, 1097922, 1359332, 1411614, 1646883, 2038998, 2195844, 2378831, 2823228, 3058497, 3293766, 4077996, 4757662, 4940649, 6116994, 6587532, 7136493, 9175491, 9515324, 9881298, 12233988, 14272986, 18350982, 19762596, 21409479, 28545972, 36701964, 42818958, 64228437, 85637916, 128456874, 256913748]

約数ペア:

[(1, 256913748), (2, 128456874), (3, 85637916), (4, 64228437), (6, 42818958), (7, 36701964), (9, 28545972), (12, 21409479), (13, 19762596), (14, 18350982), (18, 14272986), (21, 12233988), (26, 9881298), (27, 9515324), (28, 9175491), (36, 7136493), (39, 6587532), (42, 6116994), (52, 4940649), (54, 4757662), (63, 4077996), (78, 3293766), (84, 3058497), (91, 2823228), (108, 2378831), (117, 2195844), (126, 2038998), (156, 1646883), (182, 1411614), (189, 1359332), (234, 1097922), (252, 1019499), (273, 941076), (351, 731948), (364, 705807), (378, 679666), (468, 548961), (546, 470538), (702, 365974), (756, 339833), (819, 313692), (1092, 235269), (1404, 182987), (1638, 156846), (2457, 104564), (3276, 78423), (4914, 52282), (9828, 26141)]