405604472

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:301

約数の個数: 128

約数和(自身を含む): 975421440

約数和(自身を除く): 569816968

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 41, 52, 56, 82, 91, 104, 107, 127, 164, 182, 214, 254, 287, 328, 364, 428, 508, 533, 574, 728, 749, 856, 889, 1016, 1066, 1148, 1391, 1498, 1651, 1778, 2132, 2296, 2782, 2996, 3302, 3556, 3731, 4264, 4387, 5207, 5564, 5992, 6604, 7112, 7462, 8774, 9737, 10414, 11128, 11557, 13208, 13589, 14924, 17548, 19474, 20828, 23114, 27178, 29848, 30709, 35096, 36449, 38948, 41656, 46228, 54356, 57031, 61418, 67691, 72898, 77896, 92456, 95123, 108712, 114062, 122836, 135382, 145796, 176657, 190246, 228124, 245672, 270764, 291592, 353314, 380492, 399217, 456248, 473837, 541528, 557149, 706628, 760984, 798434, 947674, 1114298, 1236599, 1413256, 1596868, 1895348, 2228596, 2473198, 3193736, 3790696, 3900043, 4457192, 4946396, 7242937, 7800086, 9892792, 14485874, 15600172, 28971748, 31200344, 50700559, 57943496, 101401118, 202802236, 405604472]

約数ペア:

[(1, 405604472), (2, 202802236), (4, 101401118), (7, 57943496), (8, 50700559), (13, 31200344), (14, 28971748), (26, 15600172), (28, 14485874), (41, 9892792), (52, 7800086), (56, 7242937), (82, 4946396), (91, 4457192), (104, 3900043), (107, 3790696), (127, 3193736), (164, 2473198), (182, 2228596), (214, 1895348), (254, 1596868), (287, 1413256), (328, 1236599), (364, 1114298), (428, 947674), (508, 798434), (533, 760984), (574, 706628), (728, 557149), (749, 541528), (856, 473837), (889, 456248), (1016, 399217), (1066, 380492), (1148, 353314), (1391, 291592), (1498, 270764), (1651, 245672), (1778, 228124), (2132, 190246), (2296, 176657), (2782, 145796), (2996, 135382), (3302, 122836), (3556, 114062), (3731, 108712), (4264, 95123), (4387, 92456), (5207, 77896), (5564, 72898), (5992, 67691), (6604, 61418), (7112, 57031), (7462, 54356), (8774, 46228), (9737, 41656), (10414, 38948), (11128, 36449), (11557, 35096), (13208, 30709), (13589, 29848), (14924, 27178), (17548, 23114), (19474, 20828)]