128005332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 377782272

約数和(自身を除く): 249776940

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 71, 78, 84, 91, 127, 142, 156, 169, 182, 213, 254, 273, 284, 338, 364, 381, 426, 497, 507, 508, 546, 676, 762, 852, 889, 923, 994, 1014, 1092, 1183, 1491, 1524, 1651, 1778, 1846, 1988, 2028, 2366, 2667, 2769, 2982, 3302, 3549, 3556, 3692, 4732, 4953, 5334, 5538, 5964, 6461, 6604, 7098, 9017, 9906, 10668, 11076, 11557, 11999, 12922, 14196, 18034, 19383, 19812, 21463, 23114, 23998, 25844, 27051, 34671, 35997, 36068, 38766, 42926, 46228, 47996, 54102, 63119, 64389, 69342, 71994, 77532, 83993, 85852, 108204, 117221, 126238, 128778, 138684, 143988, 150241, 167986, 189357, 234442, 251979, 252476, 257556, 300482, 335972, 351663, 378714, 450723, 468884, 503958, 600964, 703326, 757428, 820547, 901446, 1007916, 1406652, 1523873, 1641094, 1802892, 2461641, 3047746, 3282188, 4571619, 4923282, 6095492, 9143238, 9846564, 10667111, 18286476, 21334222, 32001333, 42668444, 64002666, 128005332]

約数ペア:

[(1, 128005332), (2, 64002666), (3, 42668444), (4, 32001333), (6, 21334222), (7, 18286476), (12, 10667111), (13, 9846564), (14, 9143238), (21, 6095492), (26, 4923282), (28, 4571619), (39, 3282188), (42, 3047746), (52, 2461641), (71, 1802892), (78, 1641094), (84, 1523873), (91, 1406652), (127, 1007916), (142, 901446), (156, 820547), (169, 757428), (182, 703326), (213, 600964), (254, 503958), (273, 468884), (284, 450723), (338, 378714), (364, 351663), (381, 335972), (426, 300482), (497, 257556), (507, 252476), (508, 251979), (546, 234442), (676, 189357), (762, 167986), (852, 150241), (889, 143988), (923, 138684), (994, 128778), (1014, 126238), (1092, 117221), (1183, 108204), (1491, 85852), (1524, 83993), (1651, 77532), (1778, 71994), (1846, 69342), (1988, 64389), (2028, 63119), (2366, 54102), (2667, 47996), (2769, 46228), (2982, 42926), (3302, 38766), (3549, 36068), (3556, 35997), (3692, 34671), (4732, 27051), (4953, 25844), (5334, 23998), (5538, 23114), (5964, 21463), (6461, 19812), (6604, 19383), (7098, 18034), (9017, 14196), (9906, 12922), (10668, 11999), (11076, 11557)]