30687945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 24608055

約数列:

[1, 3, 5, 15, 19, 29, 47, 57, 79, 87, 95, 141, 145, 235, 237, 285, 395, 435, 551, 705, 893, 1185, 1363, 1501, 1653, 2291, 2679, 2755, 3713, 4089, 4465, 4503, 6815, 6873, 7505, 8265, 11139, 11455, 13395, 18565, 20445, 22515, 25897, 34365, 43529, 55695, 70547, 77691, 107677, 129485, 130587, 211641, 217645, 323031, 352735, 388455, 538385, 652935, 1058205, 1615155, 2045863, 6137589, 10229315, 30687945]

約数ペア:

[(1, 30687945), (3, 10229315), (5, 6137589), (15, 2045863), (19, 1615155), (29, 1058205), (47, 652935), (57, 538385), (79, 388455), (87, 352735), (95, 323031), (141, 217645), (145, 211641), (235, 130587), (237, 129485), (285, 107677), (395, 77691), (435, 70547), (551, 55695), (705, 43529), (893, 34365), (1185, 25897), (1363, 22515), (1501, 20445), (1653, 18565), (2291, 13395), (2679, 11455), (2755, 11139), (3713, 8265), (4089, 7505), (4465, 6873), (4503, 6815)]