128742012

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1237}}^1$

素因数の和:1320

約数の個数: 108

約数和(自身を含む): 385290360

約数和(自身を除く): 256548348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 59, 63, 84, 98, 118, 126, 147, 177, 196, 236, 252, 294, 354, 413, 441, 531, 588, 708, 826, 882, 1062, 1237, 1239, 1652, 1764, 2124, 2474, 2478, 2891, 3711, 3717, 4948, 4956, 5782, 7422, 7434, 8659, 8673, 11133, 11564, 14844, 14868, 17318, 17346, 22266, 25977, 26019, 34636, 34692, 44532, 51954, 52038, 60613, 72983, 77931, 103908, 104076, 121226, 145966, 155862, 181839, 218949, 242452, 291932, 311724, 363678, 437898, 510881, 545517, 656847, 727356, 875796, 1021762, 1091034, 1313694, 1532643, 2043524, 2182068, 2627388, 3065286, 3576167, 4597929, 6130572, 7152334, 9195858, 10728501, 14304668, 18391716, 21457002, 32185503, 42914004, 64371006, 128742012]

約数ペア:

[(1, 128742012), (2, 64371006), (3, 42914004), (4, 32185503), (6, 21457002), (7, 18391716), (9, 14304668), (12, 10728501), (14, 9195858), (18, 7152334), (21, 6130572), (28, 4597929), (36, 3576167), (42, 3065286), (49, 2627388), (59, 2182068), (63, 2043524), (84, 1532643), (98, 1313694), (118, 1091034), (126, 1021762), (147, 875796), (177, 727356), (196, 656847), (236, 545517), (252, 510881), (294, 437898), (354, 363678), (413, 311724), (441, 291932), (531, 242452), (588, 218949), (708, 181839), (826, 155862), (882, 145966), (1062, 121226), (1237, 104076), (1239, 103908), (1652, 77931), (1764, 72983), (2124, 60613), (2474, 52038), (2478, 51954), (2891, 44532), (3711, 34692), (3717, 34636), (4948, 26019), (4956, 25977), (5782, 22266), (7422, 17346), (7434, 17318), (8659, 14868), (8673, 14844), (11133, 11564)]