128640222

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 307307520

約数和(自身を除く): 178667298

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 53, 57, 94, 106, 114, 141, 151, 159, 171, 282, 302, 318, 342, 423, 453, 477, 846, 893, 906, 954, 1007, 1359, 1786, 2014, 2491, 2679, 2718, 2869, 3021, 4982, 5358, 5738, 6042, 7097, 7473, 8003, 8037, 8607, 9063, 14194, 14946, 16006, 16074, 17214, 18126, 21291, 22419, 24009, 25821, 42582, 44838, 47329, 48018, 51642, 63873, 72027, 94658, 127746, 134843, 141987, 144054, 152057, 269686, 283974, 304114, 376141, 404529, 425961, 456171, 752282, 809058, 851922, 912342, 1128423, 1213587, 1368513, 2256846, 2427174, 2737026, 3385269, 6770538, 7146679, 14293358, 21440037, 42880074, 64320111, 128640222]

約数ペア:

[(1, 128640222), (2, 64320111), (3, 42880074), (6, 21440037), (9, 14293358), (18, 7146679), (19, 6770538), (38, 3385269), (47, 2737026), (53, 2427174), (57, 2256846), (94, 1368513), (106, 1213587), (114, 1128423), (141, 912342), (151, 851922), (159, 809058), (171, 752282), (282, 456171), (302, 425961), (318, 404529), (342, 376141), (423, 304114), (453, 283974), (477, 269686), (846, 152057), (893, 144054), (906, 141987), (954, 134843), (1007, 127746), (1359, 94658), (1786, 72027), (2014, 63873), (2491, 51642), (2679, 48018), (2718, 47329), (2869, 44838), (3021, 42582), (4982, 25821), (5358, 24009), (5738, 22419), (6042, 21291), (7097, 18126), (7473, 17214), (8003, 16074), (8037, 16006), (8607, 14946), (9063, 14194)]