1877804955

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 3862010880

約数和(自身を除く): 1984205925

約数列:

[1, 3, 5, 9, 13, 15, 17, 29, 39, 45, 51, 65, 85, 87, 117, 145, 153, 195, 221, 255, 261, 289, 377, 383, 435, 493, 585, 663, 765, 867, 1105, 1131, 1149, 1305, 1445, 1479, 1885, 1915, 1989, 2465, 2601, 3315, 3393, 3447, 3757, 4335, 4437, 4979, 5655, 5745, 6409, 6511, 7395, 8381, 9945, 11107, 11271, 13005, 14937, 16965, 17235, 18785, 19227, 19533, 22185, 24895, 25143, 32045, 32555, 33321, 33813, 41905, 44811, 55535, 56355, 57681, 58599, 74685, 75429, 84643, 96135, 97665, 99963, 108953, 110687, 125715, 144391, 166605, 169065, 188819, 224055, 253929, 288405, 292995, 326859, 332061, 377145, 423215, 433173, 499815, 544765, 553435, 566457, 721955, 761787, 944095, 980577, 996183, 1269645, 1299519, 1438931, 1634295, 1660305, 1699371, 2165865, 2454647, 2832285, 3209923, 3808935, 4316793, 4902885, 4980915, 6497595, 7194655, 7363941, 8496855, 9629769, 12273235, 12950379, 16049615, 21583965, 22091823, 28889307, 36819705, 41728999, 48148845, 64751895, 110459115, 125186997, 144446535, 208644995, 375560991, 625934985, 1877804955]

約数ペア:

[(1, 1877804955), (3, 625934985), (5, 375560991), (9, 208644995), (13, 144446535), (15, 125186997), (17, 110459115), (29, 64751895), (39, 48148845), (45, 41728999), (51, 36819705), (65, 28889307), (85, 22091823), (87, 21583965), (117, 16049615), (145, 12950379), (153, 12273235), (195, 9629769), (221, 8496855), (255, 7363941), (261, 7194655), (289, 6497595), (377, 4980915), (383, 4902885), (435, 4316793), (493, 3808935), (585, 3209923), (663, 2832285), (765, 2454647), (867, 2165865), (1105, 1699371), (1131, 1660305), (1149, 1634295), (1305, 1438931), (1445, 1299519), (1479, 1269645), (1885, 996183), (1915, 980577), (1989, 944095), (2465, 761787), (2601, 721955), (3315, 566457), (3393, 553435), (3447, 544765), (3757, 499815), (4335, 433173), (4437, 423215), (4979, 377145), (5655, 332061), (5745, 326859), (6409, 292995), (6511, 288405), (7395, 253929), (8381, 224055), (9945, 188819), (11107, 169065), (11271, 166605), (13005, 144391), (14937, 125715), (16965, 110687), (17235, 108953), (18785, 99963), (19227, 97665), (19533, 96135), (22185, 84643), (24895, 75429), (25143, 74685), (32045, 58599), (32555, 57681), (33321, 56355), (33813, 55535), (41905, 44811)]