251597070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 691891200

約数和(自身を除く): 440294130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 83, 90, 103, 109, 135, 166, 206, 218, 249, 270, 309, 327, 415, 498, 515, 545, 618, 654, 747, 830, 927, 981, 1030, 1090, 1245, 1494, 1545, 1635, 1854, 1962, 2241, 2490, 2781, 2943, 3090, 3270, 3735, 4482, 4635, 4905, 5562, 5886, 7470, 8549, 9047, 9270, 9810, 11205, 11227, 13905, 14715, 17098, 18094, 22410, 22454, 25647, 27141, 27810, 29430, 33681, 42745, 45235, 51294, 54282, 56135, 67362, 76941, 81423, 85490, 90470, 101043, 112270, 128235, 135705, 153882, 162846, 168405, 202086, 230823, 244269, 256470, 271410, 303129, 336810, 384705, 407115, 461646, 488538, 505215, 606258, 769410, 814230, 931841, 1010430, 1154115, 1221345, 1515645, 1863682, 2308230, 2442690, 2795523, 3031290, 4659205, 5591046, 8386569, 9318410, 13977615, 16773138, 25159707, 27955230, 41932845, 50319414, 83865690, 125798535, 251597070]

約数ペア:

[(1, 251597070), (2, 125798535), (3, 83865690), (5, 50319414), (6, 41932845), (9, 27955230), (10, 25159707), (15, 16773138), (18, 13977615), (27, 9318410), (30, 8386569), (45, 5591046), (54, 4659205), (83, 3031290), (90, 2795523), (103, 2442690), (109, 2308230), (135, 1863682), (166, 1515645), (206, 1221345), (218, 1154115), (249, 1010430), (270, 931841), (309, 814230), (327, 769410), (415, 606258), (498, 505215), (515, 488538), (545, 461646), (618, 407115), (654, 384705), (747, 336810), (830, 303129), (927, 271410), (981, 256470), (1030, 244269), (1090, 230823), (1245, 202086), (1494, 168405), (1545, 162846), (1635, 153882), (1854, 135705), (1962, 128235), (2241, 112270), (2490, 101043), (2781, 90470), (2943, 85490), (3090, 81423), (3270, 76941), (3735, 67362), (4482, 56135), (4635, 54282), (4905, 51294), (5562, 45235), (5886, 42745), (7470, 33681), (8549, 29430), (9047, 27810), (9270, 27141), (9810, 25647), (11205, 22454), (11227, 22410), (13905, 18094), (14715, 17098)]