78444030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 228096000

約数和(自身を除く): 149651970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 109, 115, 138, 149, 161, 210, 218, 230, 298, 322, 327, 345, 447, 483, 545, 654, 690, 745, 763, 805, 894, 966, 1043, 1090, 1490, 1526, 1610, 1635, 2086, 2235, 2289, 2415, 2507, 3129, 3270, 3427, 3815, 4470, 4578, 4830, 5014, 5215, 6258, 6854, 7521, 7630, 10281, 10430, 11445, 12535, 15042, 15645, 16241, 17135, 17549, 20562, 22890, 23989, 25070, 31290, 32482, 34270, 35098, 37605, 47978, 48723, 51405, 52647, 71967, 75210, 81205, 87745, 97446, 102810, 105294, 113687, 119945, 143934, 162410, 175490, 227374, 239890, 243615, 263235, 341061, 359835, 373543, 487230, 526470, 568435, 682122, 719670, 747086, 1120629, 1136870, 1705305, 1867715, 2241258, 2614801, 3410610, 3735430, 5229602, 5603145, 7844403, 11206290, 13074005, 15688806, 26148010, 39222015, 78444030]

約数ペア:

[(1, 78444030), (2, 39222015), (3, 26148010), (5, 15688806), (6, 13074005), (7, 11206290), (10, 7844403), (14, 5603145), (15, 5229602), (21, 3735430), (23, 3410610), (30, 2614801), (35, 2241258), (42, 1867715), (46, 1705305), (69, 1136870), (70, 1120629), (105, 747086), (109, 719670), (115, 682122), (138, 568435), (149, 526470), (161, 487230), (210, 373543), (218, 359835), (230, 341061), (298, 263235), (322, 243615), (327, 239890), (345, 227374), (447, 175490), (483, 162410), (545, 143934), (654, 119945), (690, 113687), (745, 105294), (763, 102810), (805, 97446), (894, 87745), (966, 81205), (1043, 75210), (1090, 71967), (1490, 52647), (1526, 51405), (1610, 48723), (1635, 47978), (2086, 37605), (2235, 35098), (2289, 34270), (2415, 32482), (2507, 31290), (3129, 25070), (3270, 23989), (3427, 22890), (3815, 20562), (4470, 17549), (4578, 17135), (4830, 16241), (5014, 15645), (5215, 15042), (6258, 12535), (6854, 11445), (7521, 10430), (7630, 10281)]