305499195

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 612889200

約数和(自身を除く): 307390005

約数列:

[1, 3, 5, 9, 15, 19, 27, 29, 37, 45, 57, 81, 87, 95, 111, 135, 145, 171, 185, 261, 285, 333, 405, 435, 513, 551, 555, 703, 783, 855, 999, 1073, 1305, 1369, 1539, 1653, 1665, 2109, 2349, 2565, 2755, 2997, 3219, 3515, 3915, 4107, 4959, 4995, 5365, 6327, 6845, 7695, 8265, 9657, 10545, 11745, 12321, 14877, 14985, 16095, 18981, 20387, 20535, 24795, 26011, 28971, 31635, 36963, 39701, 44631, 48285, 56943, 61161, 61605, 74385, 78033, 86913, 94905, 101935, 110889, 119103, 130055, 144855, 183483, 184815, 198505, 223155, 234099, 284715, 305805, 357309, 390165, 434565, 550449, 554445, 595515, 702297, 754319, 917415, 1071927, 1170495, 1651347, 1786545, 2106891, 2262957, 2752245, 3215781, 3511485, 3771595, 5359635, 6788871, 8256735, 10534455, 11314785, 16078905, 20366613, 33944355, 61099839, 101833065, 305499195]

約数ペア:

[(1, 305499195), (3, 101833065), (5, 61099839), (9, 33944355), (15, 20366613), (19, 16078905), (27, 11314785), (29, 10534455), (37, 8256735), (45, 6788871), (57, 5359635), (81, 3771595), (87, 3511485), (95, 3215781), (111, 2752245), (135, 2262957), (145, 2106891), (171, 1786545), (185, 1651347), (261, 1170495), (285, 1071927), (333, 917415), (405, 754319), (435, 702297), (513, 595515), (551, 554445), (555, 550449), (703, 434565), (783, 390165), (855, 357309), (999, 305805), (1073, 284715), (1305, 234099), (1369, 223155), (1539, 198505), (1653, 184815), (1665, 183483), (2109, 144855), (2349, 130055), (2565, 119103), (2755, 110889), (2997, 101935), (3219, 94905), (3515, 86913), (3915, 78033), (4107, 74385), (4959, 61605), (4995, 61161), (5365, 56943), (6327, 48285), (6845, 44631), (7695, 39701), (8265, 36963), (9657, 31635), (10545, 28971), (11745, 26011), (12321, 24795), (14877, 20535), (14985, 20387), (16095, 18981)]